381147076 has 12 divisors (see below), whose sum is σ = 696007872. Its totient is φ = 182287688.

The previous prime is 381147031. The next prime is 381147119. The reversal of 381147076 is 670741183.

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, 2071360 + ... + 2071543.

It is an arithmetic number, because the mean of its divisors is an integer number (58000656).

Almost surely, 2^381147076 is an apocalyptic number.

It is an amenable number.

381147076 is a deficient number, since it is larger than the sum of its proper divisors (314860796).

381147076 is a wasteful number, since it uses less digits than its factorization.

381147076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142930 (or 4142928 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 381147076 is about 19522.9883982960. The cubic root of 381147076 is about 725.0437237205.

The spelling of 381147076 in words is "three hundred eighty-one million, one hundred forty-seven thousand, seventy-six".