252426001 has 6 divisors (see below), whose sum is σ = 266411202. Its totient is φ = 239140080.

The previous prime is 252425993. The next prime is 252426007. The reversal of 252426001 is 100624252.

It can be written as a sum of positive squares in only one way, i.e., 139216401 + 113209600 = 11799^2 + 10640^2 .

It is not a de Polignac number, because 252426001 - 2³ = 252425993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252426007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 349260 + ... + 349981.

It is an arithmetic number, because the mean of its divisors is an integer number (44401867).

Almost surely, 2^252426001 is an apocalyptic number.

It is an amenable number.

252426001 is a deficient number, since it is larger than the sum of its proper divisors (13985201).

252426001 is an equidigital number, since it uses as much as digits as its factorization.

252426001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699279 (or 699260 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 252426001 is about 15887.9199708458. The cubic root of 252426001 is about 631.9916820795.

The spelling of 252426001 in words is "two hundred fifty-two million, four hundred twenty-six thousand, one".