40310004 has 24 divisors (see below), whose sum is σ = 107493568. Its totient is φ = 11517120.

The previous prime is 40309993. The next prime is 40310027. The reversal of 40310004 is 40001304.

40310004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239857 + ... + 240024.

Almost surely, 2^40310004 is an apocalyptic number.

It is an amenable number.

40310004 is an abundant number, since it is smaller than the sum of its proper divisors (67183564).

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

40310004 is a wasteful number, since it uses less digits than its factorization.

40310004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479895 (or 479893 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40310004 is about 6349.0159867494. The cubic root of 40310004 is about 342.8764156825.

Adding to 40310004 its reverse (40001304), we get a palindrome (80311308).

The spelling of 40310004 in words is "forty million, three hundred ten thousand, four".