39772 has 12 divisors (see below), whose sum is σ = 71176. Its totient is φ = 19440.

The previous prime is 39769. The next prime is 39779. The reversal of 39772 is 27793.

It is a happy number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 39772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163 + ... + 325.

2³⁹⁷⁷² is an apocalyptic number.

39772 is the 163-rd pentagonal number.

It is an amenable number.

39772 is a deficient number, since it is larger than the sum of its proper divisors (31404).

39772 is a wasteful number, since it uses less digits than its factorization.

39772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 226 counting only the distinct ones).

The product of its digits is 2646, while the sum is 28.

The square root of 39772 is about 199.4291854268. The cubic root of 39772 is about 34.1344159948.

The spelling of 39772 in words is "thirty-nine thousand, seven hundred seventy-two".