133738832 has 10 divisors (see below), whose sum is σ = 259119018. Its totient is φ = 66869408.

The previous prime is 133738819. The next prime is 133738849. The reversal of 133738832 is 238837331.

It can be written as a sum of positive squares in only one way, i.e., 93238336 + 40500496 = 9656^2 + 6364^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4179323 + ... + 4179354.

Almost surely, 2^133738832 is an apocalyptic number.

It is an amenable number.

133738832 is a deficient number, since it is larger than the sum of its proper divisors (125380186).

133738832 is an equidigital number, since it uses as much as digits as its factorization.

133738832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8358685 (or 8358679 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 133738832 is about 11564.5506613962. The cubic root of 133738832 is about 511.3903265543.

The spelling of 133738832 in words is "one hundred thirty-three million, seven hundred thirty-eight thousand, eight hundred thirty-two".