252261626 has 16 divisors (see below), whose sum is σ = 383370624. Its totient is φ = 124479984.

The previous prime is 252261599. The next prime is 252261629. The reversal of 252261626 is 626162252.

It is a junction number, because it is equal to n+sod(n) for n = 252261592 and 252261601.

It is not an unprimeable number, because it can be changed into a prime (252261629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63371 + ... + 67233.

It is an arithmetic number, because the mean of its divisors is an integer number (23960664).

Almost surely, 2^252261626 is an apocalyptic number.

252261626 is a deficient number, since it is larger than the sum of its proper divisors (131108998).

252261626 is a wasteful number, since it uses less digits than its factorization.

252261626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285.

The product of its digits is 17280, while the sum is 32.

The square root of 252261626 is about 15882.7461731276. The cubic root of 252261626 is about 631.8544719803.

The spelling of 252261626 in words is "two hundred fifty-two million, two hundred sixty-one thousand, six hundred twenty-six".