381496532 has 12 divisors (see below), whose sum is σ = 670975200. Its totient is φ = 189789336.

The previous prime is 381496523. The next prime is 381496553. The reversal of 381496532 is 235694183.

It is a self number, because there is not a number n which added to its sum of digits gives 381496532.

It is a congruent number.

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, 238838 + ... + 240429.

It is an arithmetic number, because the mean of its divisors is an integer number (55914600).

Almost surely, 2^381496532 is an apocalyptic number.

It is an amenable number.

381496532 is a deficient number, since it is larger than the sum of its proper divisors (289478668).

381496532 is a wasteful number, since it uses less digits than its factorization.

381496532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479470 (or 479468 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 381496532 is about 19531.9362071455. The cubic root of 381496532 is about 725.2652423068.

The spelling of 381496532 in words is "three hundred eighty-one million, four hundred ninety-six thousand, five hundred thirty-two".