133372 has 6 divisors (see below), whose sum is σ = 233408. Its totient is φ = 66684.

The previous prime is 133351. The next prime is 133379. The reversal of 133372 is 273331.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16668 + ... + 16675.

2¹³³³⁷² is an apocalyptic number.

It is an amenable number.

133372 is a deficient number, since it is larger than the sum of its proper divisors (100036).

133372 is a wasteful number, since it uses less digits than its factorization.

133372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33347 (or 33345 counting only the distinct ones).

The product of its digits is 378, while the sum is 19.

The square root of 133372 is about 365.2013143459. The cubic root of 133372 is about 51.0922334542.

It can be divided in two parts, 133 and 372, that added together give a palindrome (505).

The spelling of 133372 in words is "one hundred thirty-three thousand, three hundred seventy-two".