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122244425 = 5223297331
BaseRepresentation
bin1110100100101…
…00110101001001
322112000122211022
413102110311021
5222243310200
620044042225
73013026512
oct722246511
9275018738
10122244425
1163005056
1234b33375
131c4316a4
1412341a09
15aaea885
hex7494d49

122244425 has 24 divisors (see below), whose sum is σ = 163650240. Its totient is φ = 90305600.

The previous prime is 122244407. The next prime is 122244443. The reversal of 122244425 is 524442221.

It is an interprime number because it is at equal distance from previous prime (122244407) and next prime (122244443).

It is not a de Polignac number, because 122244425 - 26 = 122244361 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 122244394 and 122244403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13010 + ... + 20340.

It is an arithmetic number, because the mean of its divisors is an integer number (6818760).

Almost surely, 2122244425 is an apocalyptic number.

It is an amenable number.

122244425 is a deficient number, since it is larger than the sum of its proper divisors (41405815).

122244425 is a wasteful number, since it uses less digits than its factorization.

122244425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7393 (or 7388 counting only the distinct ones).

The product of its digits is 5120, while the sum is 26.

The square root of 122244425 is about 11056.4200806590. The cubic root of 122244425 is about 496.2985663944.

Adding to 122244425 its reverse (524442221), we get a palindrome (646686646).

The spelling of 122244425 in words is "one hundred twenty-two million, two hundred forty-four thousand, four hundred twenty-five".

Divisors: 1 5 23 25 29 115 145 575 667 725 3335 7331 16675 36655 168613 183275 212599 843065 1062995 4215325 4889777 5314975 24448885 122244425