381482066 has 16 divisors (see below), whose sum is σ = 676520640. Its totient is φ = 157854480.

The previous prime is 381482051. The next prime is 381482083. The reversal of 381482066 is 660284183.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469400 + ... + 470211.

It is an arithmetic number, because the mean of its divisors is an integer number (42282540).

Almost surely, 2^381482066 is an apocalyptic number.

381482066 is a deficient number, since it is larger than the sum of its proper divisors (295038574).

381482066 is a wasteful number, since it uses less digits than its factorization.

381482066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939649.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 381482066 is about 19531.5658870455. The cubic root of 381482066 is about 725.2560750591.

The spelling of 381482066 in words is "three hundred eighty-one million, four hundred eighty-two thousand, sixty-six".