240404012 has 12 divisors (see below), whose sum is σ = 426632976. Its totient is φ = 118508880.

The previous prime is 240404009. The next prime is 240404053. The reversal of 240404012 is 210404042.

It is a super-2 number, since 2×240404012² = 115588177971392288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422963 + ... + 423530.

It is an arithmetic number, because the mean of its divisors is an integer number (35552748).

Almost surely, 2^240404012 is an apocalyptic number.

It is an amenable number.

240404012 is a deficient number, since it is larger than the sum of its proper divisors (186228964).

240404012 is a wasteful number, since it uses less digits than its factorization.

240404012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846568 (or 846566 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 240404012 is about 15504.9673330839. The cubic root of 240404012 is about 621.7950165964.

Adding to 240404012 its reverse (210404042), we get a palindrome (450808054).

The spelling of 240404012 in words is "two hundred forty million, four hundred four thousand, twelve".