40707712 has 32 divisors (see below), whose sum is σ = 83721600. Its totient is φ = 19695360.

The previous prime is 40707701. The next prime is 40707731. The reversal of 40707712 is 21770704.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162 + ... + 9097.

It is an arithmetic number, because the mean of its divisors is an integer number (2616300).

Almost surely, 2^40707712 is an apocalyptic number.

It is an amenable number.

40707712 is an abundant number, since it is smaller than the sum of its proper divisors (43013888).

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

40707712 is a wasteful number, since it uses less digits than its factorization.

40707712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10304 (or 10292 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 40707712 is about 6380.2595558488. The cubic root of 40707712 is about 344.0003605549. Note that the first 3 decimals are identical.

The spelling of 40707712 in words is "forty million, seven hundred seven thousand, seven hundred twelve".