202400924 has 12 divisors (see below), whose sum is σ = 386401848. Its totient is φ = 92000400.

The previous prime is 202400921. The next prime is 202400951. The reversal of 202400924 is 429004202.

It is a super-2 number, since 2×202400924² = 81932268072107552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202400924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202400921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2299967 + ... + 2300054.

It is an arithmetic number, because the mean of its divisors is an integer number (32200154).

Almost surely, 2^202400924 is an apocalyptic number.

It is an amenable number.

202400924 is a deficient number, since it is larger than the sum of its proper divisors (184000924).

202400924 is a wasteful number, since it uses less digits than its factorization.

202400924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600036 (or 4600034 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 202400924 is about 14226.7678690559. The cubic root of 202400924 is about 587.1343603234.

The spelling of 202400924 in words is "two hundred two million, four hundred thousand, nine hundred twenty-four".