133772 has 12 divisors (see below), whose sum is σ = 238896. Its totient is φ = 65520.

The previous prime is 133769. The next prime is 133781. The reversal of 133772 is 277331.

133772 is nontrivially palindromic in base 6.

It is a plaindrome in base 9.

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, 104 + ... + 527.

It is an arithmetic number, because the mean of its divisors is an integer number (19908).

2¹³³⁷⁷² is an apocalyptic number.

It is an amenable number.

133772 is a deficient number, since it is larger than the sum of its proper divisors (105124).

133772 is a wasteful number, since it uses less digits than its factorization.

133772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688 (or 686 counting only the distinct ones).

The product of its digits is 882, while the sum is 23.

The square root of 133772 is about 365.7485475022. The cubic root of 133772 is about 51.1432598975.

The spelling of 133772 in words is "one hundred thirty-three thousand, seven hundred seventy-two".