252374166 has 24 divisors (see below), whose sum is σ = 596521224. Its totient is φ = 76476960.

The previous prime is 252374149. The next prime is 252374209. The reversal of 252374166 is 661473252.

252374166 is a `hidden beast` number, since 2 + 5 + 237 + 416 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 252374166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637111 + ... + 637506.

It is an arithmetic number, because the mean of its divisors is an integer number (24855051).

Almost surely, 2^252374166 is an apocalyptic number.

252374166 is an abundant number, since it is smaller than the sum of its proper divisors (344147058).

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

252374166 is a wasteful number, since it uses less digits than its factorization.

252374166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274636 (or 1274633 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 252374166 is about 15886.2886162879. The cubic root of 252374166 is about 631.9484198544.

It can be divided in two parts, 25237 and 4166, that added together give a triangular number (29403 = T₂₄₂).

The spelling of 252374166 in words is "two hundred fifty-two million, three hundred seventy-four thousand, one hundred sixty-six".