133772356 has 9 divisors (see below), whose sum is σ = 234142111. Its totient is φ = 66874612.

The previous prime is 133772351. The next prime is 133772357. The reversal of 133772356 is 653277331.

The square root of 133772356 is 11566.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133772351) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 20241 + ... + 26023.

Almost surely, 2^133772356 is an apocalyptic number.

133772356 is the 11566-th square number.

It is an amenable number.

133772356 is a deficient number, since it is larger than the sum of its proper divisors (100369755).

133772356 is an frugal number, since it uses more digits than its factorization.

133772356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11570 (or 5785 counting only the distinct ones).

The product of its digits is 79380, while the sum is 37.

The cubic root of 133772356 is about 511.4330526566.

The spelling of 133772356 in words is "one hundred thirty-three million, seven hundred seventy-two thousand, three hundred fifty-six".