252681476 has 12 divisors (see below), whose sum is σ = 443155020. Its totient is φ = 126065760.

The previous prime is 252681469. The next prime is 252681487. The reversal of 252681476 is 674186252.

252681476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 28879876 + 223801600 = 5374^2 + 14960^2 .

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, 66671 + ... + 70358.

It is an arithmetic number, because the mean of its divisors is an integer number (36929585).

Almost surely, 2^252681476 is an apocalyptic number.

It is an amenable number.

252681476 is a deficient number, since it is larger than the sum of its proper divisors (190473544).

252681476 is a wasteful number, since it uses less digits than its factorization.

252681476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137494 (or 137492 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 252681476 is about 15895.9578509758. The cubic root of 252681476 is about 632.2048186496.

The spelling of 252681476 in words is "two hundred fifty-two million, six hundred eighty-one thousand, four hundred seventy-six".