381365435 has 16 divisors (see below), whose sum is σ = 525519360. Its totient is φ = 262758240.

The previous prime is 381365429. The next prime is 381365443. The reversal of 381365435 is 534563183.

It is not a de Polignac number, because 381365435 - 2¹⁴ = 381349051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181427 + ... + 183516.

It is an arithmetic number, because the mean of its divisors is an integer number (32844960).

Almost surely, 2^381365435 is an apocalyptic number.

381365435 is a deficient number, since it is larger than the sum of its proper divisors (144153925).

381365435 is a wasteful number, since it uses less digits than its factorization.

381365435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364978.

The product of its digits is 129600, while the sum is 38.

The square root of 381365435 is about 19528.5799534938. The cubic root of 381365435 is about 725.1821563697.

The spelling of 381365435 in words is "three hundred eighty-one million, three hundred sixty-five thousand, four hundred thirty-five".