252471422 has 24 divisors (see below), whose sum is σ = 444672504. Its totient is φ = 107186352.

The previous prime is 252471421. The next prime is 252471431. The reversal of 252471422 is 224174252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252471421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1553 + ... + 22524.

It is an arithmetic number, because the mean of its divisors is an integer number (18528021).

Almost surely, 2^252471422 is an apocalyptic number.

252471422 is a deficient number, since it is larger than the sum of its proper divisors (192201082).

252471422 is a wasteful number, since it uses less digits than its factorization.

252471422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24200 (or 24193 counting only the distinct ones).

The product of its digits is 8960, while the sum is 29.

The square root of 252471422 is about 15889.3493258849. The cubic root of 252471422 is about 632.0295862211.

The spelling of 252471422 in words is "two hundred fifty-two million, four hundred seventy-one thousand, four hundred twenty-two".