102424200 has 48 divisors (see below), whose sum is σ = 317516880. Its totient is φ = 27312960.

The previous prime is 102424199. The next prime is 102424207. The reversal of 102424200 is 2424201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102424200.

It is not an unprimeable number, because it can be changed into a prime (102424207) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 84754 + ... + 85953.

It is an arithmetic number, because the mean of its divisors is an integer number (6614935).

Almost surely, 2^102424200 is an apocalyptic number.

102424200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102424200 is an abundant number, since it is smaller than the sum of its proper divisors (215092680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102424200 is a wasteful number, since it uses less digits than its factorization.

102424200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170726 (or 170717 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 102424200 is about 10120.4841781409. The cubic root of 102424200 is about 467.8796900181.

Adding to 102424200 its reverse (2424201), we get a palindrome (104848401).

Subtracting from 102424200 its reverse (2424201), we obtain a palindrome (99999999).

The spelling of 102424200 in words is "one hundred two million, four hundred twenty-four thousand, two hundred".