40504030 has 64 divisors (see below), whose sum is σ = 89361792. Its totient is φ = 12902400.

The previous prime is 40504019. The next prime is 40504049. The reversal of 40504030 is 3040504.

40504030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40503995 and 40504013.

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 31 ways as a sum of consecutive naturals, for example, 120022 + ... + 120358.

It is an arithmetic number, because the mean of its divisors is an integer number (1396278).

Almost surely, 2^40504030 is an apocalyptic number.

40504030 is an abundant number, since it is smaller than the sum of its proper divisors (48857762).

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

40504030 is a wasteful number, since it uses less digits than its factorization.

40504030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 40504030 is about 6364.2776495059. The cubic root of 40504030 is about 343.4256630015.

Adding to 40504030 its reverse (3040504), we get a palindrome (43544534).

The spelling of 40504030 in words is "forty million, five hundred four thousand, thirty".