39772452 has 24 divisors (see below), whose sum is σ = 98261856. Its totient is φ = 12477568.

The previous prime is 39772441. The next prime is 39772477. The reversal of 39772452 is 25427793.

It is a self number, because there is not a number n which added to its sum of digits gives 39772452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97278 + ... + 97685.

It is an arithmetic number, because the mean of its divisors is an integer number (4094244).

Almost surely, 2^39772452 is an apocalyptic number.

It is an amenable number.

39772452 is an abundant number, since it is smaller than the sum of its proper divisors (58489404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39772452 is a wasteful number, since it uses less digits than its factorization.

39772452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194987 (or 194985 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 39772452 is about 6306.5404145221. The cubic root of 39772452 is about 341.3454530439.

The spelling of 39772452 in words is "thirty-nine million, seven hundred seventy-two thousand, four hundred fifty-two".