252406107 has 12 divisors (see below), whose sum is σ = 364995280. Its totient is φ = 168082128.

The previous prime is 252406103. The next prime is 252406109. The reversal of 252406107 is 701604252.

252406107 is a `hidden beast` number, since 2 + 5 + 2 + 40 + 610 + 7 = 666.

It is not a de Polignac number, because 252406107 - 2² = 252406103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252406103) 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, 6988 + ... + 23529.

Almost surely, 2^252406107 is an apocalyptic number.

252406107 is a deficient number, since it is larger than the sum of its proper divisors (112589173).

252406107 is a wasteful number, since it uses less digits than its factorization.

252406107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31442 (or 31439 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 252406107 is about 15887.2938853664. The cubic root of 252406107 is about 631.9750789658.

The spelling of 252406107 in words is "two hundred fifty-two million, four hundred six thousand, one hundred seven".