40907722 has 8 divisors (see below), whose sum is σ = 64591200. Its totient is φ = 19377324.

The previous prime is 40907707. The next prime is 40907723. The reversal of 40907722 is 22770904.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40907723) 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, 538222 + ... + 538297.

It is an arithmetic number, because the mean of its divisors is an integer number (8073900).

Almost surely, 2^40907722 is an apocalyptic number.

40907722 is a deficient number, since it is larger than the sum of its proper divisors (23683478).

40907722 is a wasteful number, since it uses less digits than its factorization.

40907722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076540.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 40907722 is about 6395.9144772268. The cubic root of 40907722 is about 344.5628349262.

The spelling of 40907722 in words is "forty million, nine hundred seven thousand, seven hundred twenty-two".