40000707 has 24 divisors (see below), whose sum is σ = 60588528. Its totient is φ = 25401600.

The previous prime is 40000691. The next prime is 40000717. The reversal of 40000707 is 70700004.

It is not a de Polignac number, because 40000707 - 2⁴ = 40000691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40000707.

It is not an unprimeable number, because it can be changed into a prime (40000717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14607 + ... + 17127.

It is an arithmetic number, because the mean of its divisors is an integer number (2524522).

Almost surely, 2^40000707 is an apocalyptic number.

40000707 is a deficient number, since it is larger than the sum of its proper divisors (20587821).

40000707 is a wasteful number, since it uses less digits than its factorization.

40000707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611 (or 2608 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 18.

The square root of 40000707 is about 6324.6112133474. The cubic root of 40000707 is about 341.9972042451.

The spelling of 40000707 in words is "forty million, seven hundred seven", and thus it is an aban number.