102402204 has 12 divisors (see below), whose sum is σ = 238938504. Its totient is φ = 34134064.

The previous prime is 102402193. The next prime is 102402211. The reversal of 102402204 is 402204201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×102402204² = 20972422768115232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4266747 + ... + 4266770.

It is an arithmetic number, because the mean of its divisors is an integer number (19911542).

Almost surely, 2^102402204 is an apocalyptic number.

It is an amenable number.

102402204 is an abundant number, since it is smaller than the sum of its proper divisors (136536300).

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

102402204 is a wasteful number, since it uses less digits than its factorization.

102402204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533524 (or 8533522 counting only the distinct ones).

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

The square root of 102402204 is about 10119.3974128898. The cubic root of 102402204 is about 467.8461946187.

Adding to 102402204 its reverse (402204201), we get a palindrome (504606405).

The spelling of 102402204 in words is "one hundred two million, four hundred two thousand, two hundred four".