40368004 has 6 divisors (see below), whose sum is σ = 70644014. Its totient is φ = 20184000.

The previous prime is 40368001. The next prime is 40368017. The reversal of 40368004 is 40086304.

It can be written as a sum of positive squares in only one way, i.e., 31899904 + 8468100 = 5648^2 + 2910^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40368004.

It is not an unprimeable number, because it can be changed into a prime (40368001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045997 + ... + 5046004.

Almost surely, 2^40368004 is an apocalyptic number.

It is an amenable number.

40368004 is a deficient number, since it is larger than the sum of its proper divisors (30276010).

40368004 is a wasteful number, since it uses less digits than its factorization.

40368004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10092005 (or 10092003 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 40368004 is about 6353.5819818430. The cubic root of 40368004 is about 343.0407859769.

The spelling of 40368004 in words is "forty million, three hundred sixty-eight thousand, four".