377400856 has 16 divisors (see below), whose sum is σ = 808716240. Its totient is φ = 161743200.

The previous prime is 377400841. The next prime is 377400889. The reversal of 377400856 is 658004773.

It is a super-2 number, since 2×377400856² = 284862812219065472, which contains 22 as substring.

It is a congruent number.

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, 3369595 + ... + 3369706.

It is an arithmetic number, because the mean of its divisors is an integer number (50544765).

Almost surely, 2^377400856 is an apocalyptic number.

It is an amenable number.

377400856 is an abundant number, since it is smaller than the sum of its proper divisors (431315384).

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

377400856 is a wasteful number, since it uses less digits than its factorization.

377400856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739314 (or 6739310 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 377400856 is about 19426.8076636384. The cubic root of 377400856 is about 722.6604607626.

The spelling of 377400856 in words is "three hundred seventy-seven million, four hundred thousand, eight hundred fifty-six".