45522901 has 4 divisors (see below), whose sum is σ = 45540000. Its totient is φ = 45505804.

The previous prime is 45522887. The next prime is 45522943. The reversal of 45522901 is 10922554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10922554 = 2 ⋅5461277.

It is a cyclic number.

It is not a de Polignac number, because 45522901 - 2²¹ = 43425749 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45522901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45522101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3601 + ... + 10198.

It is an arithmetic number, because the mean of its divisors is an integer number (11385000).

Almost surely, 2^45522901 is an apocalyptic number.

It is an amenable number.

45522901 is a deficient number, since it is larger than the sum of its proper divisors (17099).

45522901 is a wasteful number, since it uses less digits than its factorization.

45522901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17098.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 45522901 is about 6747.0661031296. The cubic root of 45522901 is about 357.0617342834.

The spelling of 45522901 in words is "forty-five million, five hundred twenty-two thousand, nine hundred one".