252545746 has 16 divisors (see below), whose sum is σ = 394162200. Its totient is φ = 121209088.

The previous prime is 252545719. The next prime is 252545749. The reversal of 252545746 is 647545252.

252545746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 233753521 + 18792225 = 15289^2 + 4335^2 .

It is a junction number, because it is equal to n+sod(n) for n = 252545699 and 252545708.

It is not an unprimeable number, because it can be changed into a prime (252545749) 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, 2551 + ... + 22618.

Almost surely, 2^252545746 is an apocalyptic number.

252545746 is a deficient number, since it is larger than the sum of its proper divisors (141616454).

252545746 is a wasteful number, since it uses less digits than its factorization.

252545746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25373.

The product of its digits is 336000, while the sum is 40.

The square root of 252545746 is about 15891.6879531408. The cubic root of 252545746 is about 632.0916003133.

The spelling of 252545746 in words is "two hundred fifty-two million, five hundred forty-five thousand, seven hundred forty-six".