407348856 has 24 divisors (see below), whose sum is σ = 1103236680. Its totient is φ = 135782928.

The previous prime is 407348827. The next prime is 407348927. The reversal of 407348856 is 658843704.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2828740 + ... + 2828883.

It is an arithmetic number, because the mean of its divisors is an integer number (45968195).

Almost surely, 2^407348856 is an apocalyptic number.

It is an amenable number.

407348856 is an abundant number, since it is smaller than the sum of its proper divisors (695887824).

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

407348856 is a wasteful number, since it uses less digits than its factorization.

407348856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5657635 (or 5657628 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 407348856 is about 20182.8852248632. The cubic root of 407348856 is about 741.2911813829.

The spelling of 407348856 in words is "four hundred seven million, three hundred forty-eight thousand, eight hundred fifty-six".