40902900 has 36 divisors (see below), whose sum is σ = 118346592. Its totient is φ = 10907360.

The previous prime is 40902899. The next prime is 40902907. The reversal of 40902900 is 920904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40902907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67872 + ... + 68471.

Almost surely, 2^40902900 is an apocalyptic number.

It is an amenable number.

40902900 is an abundant number, since it is smaller than the sum of its proper divisors (77443692).

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

40902900 is a wasteful number, since it uses less digits than its factorization.

40902900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136360 (or 136353 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 40902900 is about 6395.5375067308. The cubic root of 40902900 is about 344.5492959398.

The spelling of 40902900 in words is "forty million, nine hundred two thousand, nine hundred".