378349056 has 120 divisors (see below), whose sum is σ = 1132755624. Its totient is φ = 126074880.

The previous prime is 378349043. The next prime is 378349063. The reversal of 378349056 is 650943873.

378349056 is a `hidden beast` number, since 37 + 83 + 490 + 56 = 666.

It is a super-2 number, since 2×378349056² = 286296016352182272, 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 11 ways as a sum of consecutive naturals, for example, 122896 + ... + 125936.

Almost surely, 2^378349056 is an apocalyptic number.

378349056 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378349056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566377812).

378349056 is an abundant number, since it is smaller than the sum of its proper divisors (754406568).

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

378349056 is an frugal number, since it uses more digits than its factorization.

378349056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074 (or 3046 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 378349056 is about 19451.1967755200. The cubic root of 378349056 is about 723.2651702046.

The spelling of 378349056 in words is "three hundred seventy-eight million, three hundred forty-nine thousand, fifty-six".