131836322 has 18 divisors (see below), whose sum is σ = 207313617. Its totient is φ = 62873536.

The previous prime is 131836303. The next prime is 131836337. The reversal of 131836322 is 223638131.

It can be written as a sum of positive squares in 2 ways, for example, as 130667761 + 1168561 = 11431^2 + 1081^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=8119.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 373298 + ... + 373650.

Almost surely, 2^131836322 is an apocalyptic number.

131836322 is a deficient number, since it is larger than the sum of its proper divisors (75477295).

131836322 is an frugal number, since it uses more digits than its factorization.

131836322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 378 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 131836322 is about 11481.9999129072. Note that the first 4 decimals coincide. The cubic root of 131836322 is about 508.9537978991.

The spelling of 131836322 in words is "one hundred thirty-one million, eight hundred thirty-six thousand, three hundred twenty-two".