381076416 has 84 divisors (see below), whose sum is σ = 1248340912. Its totient is φ = 108877824.

The previous prime is 381076391. The next prime is 381076439. The reversal of 381076416 is 614670183.

381076416 is a `hidden beast` number, since 3 + 8 + 1 + 0 + 7 + 641 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 43225 + ... + 51288.

Almost surely, 2^381076416 is an apocalyptic number.

381076416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

381076416 is an abundant number, since it is smaller than the sum of its proper divisors (867264496).

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

381076416 is a wasteful number, since it uses less digits than its factorization.

381076416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94538 (or 94525 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 381076416 is about 19521.1786529400. The cubic root of 381076416 is about 724.9989162092.

The spelling of 381076416 in words is "three hundred eighty-one million, seventy-six thousand, four hundred sixteen".