381306262 has 16 divisors (see below), whose sum is σ = 600422400. Its totient is φ = 181374120.

The previous prime is 381306251. The next prime is 381306271. The reversal of 381306262 is 262603183.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent 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, 48462 + ... + 55777.

It is an arithmetic number, because the mean of its divisors is an integer number (37526400).

Almost surely, 2^381306262 is an apocalyptic number.

381306262 is a deficient number, since it is larger than the sum of its proper divisors (219116138).

381306262 is a wasteful number, since it uses less digits than its factorization.

381306262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104331.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 381306262 is about 19527.0648588056. The cubic root of 381306262 is about 725.1446477936.

The spelling of 381306262 in words is "three hundred eighty-one million, three hundred six thousand, two hundred sixty-two".