412739856 has 45 divisors (see below), whose sum is σ = 1155781029. Its totient is φ = 137498688.

The previous prime is 412739819. The next prime is 412739863. The reversal of 412739856 is 658937214.

The square root of 412739856 is 20316.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 157251600 + 255488256 = 12540^2 + 15984^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 242946 + ... + 244638.

Almost surely, 2^412739856 is an apocalyptic number.

412739856 is the 20316-th square number.

It is an amenable number.

412739856 is an abundant number, since it is smaller than the sum of its proper divisors (743041173).

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

412739856 is an equidigital number, since it uses as much as digits as its factorization.

412739856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400 (or 1698 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The cubic root of 412739856 is about 744.5470309226.

It can be divided in two parts, 412739 and 856, that added together give a triangular number (413595 = T₉₀₉).

The spelling of 412739856 in words is "four hundred twelve million, seven hundred thirty-nine thousand, eight hundred fifty-six".