252661414 has 8 divisors (see below), whose sum is σ = 379116648. Its totient is φ = 126289200.

The previous prime is 252661399. The next prime is 252661433. The reversal of 252661414 is 414166252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 12487 + ... + 25714.

It is an arithmetic number, because the mean of its divisors is an integer number (47389581).

Almost surely, 2^252661414 is an apocalyptic number.

252661414 is a deficient number, since it is larger than the sum of its proper divisors (126455234).

252661414 is a wasteful number, since it uses less digits than its factorization.

252661414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41510.

The product of its digits is 11520, while the sum is 31.

The square root of 252661414 is about 15895.3267975213. The cubic root of 252661414 is about 632.1880866109.

The spelling of 252661414 in words is "two hundred fifty-two million, six hundred sixty-one thousand, four hundred fourteen".