40730508 has 72 divisors (see below), whose sum is σ = 126727328. Its totient is φ = 10741248.

The previous prime is 40730489. The next prime is 40730549. The reversal of 40730508 is 80503704.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2941 + ... + 9492.

Almost surely, 2^40730508 is an apocalyptic number.

It is an amenable number.

40730508 is an abundant number, since it is smaller than the sum of its proper divisors (85996820).

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

40730508 is a wasteful number, since it uses less digits than its factorization.

40730508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12463 (or 12458 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40730508 is about 6382.0457535182. The cubic root of 40730508 is about 344.0645610753.

The spelling of 40730508 in words is "forty million, seven hundred thirty thousand, five hundred eight".