252535464 has 48 divisors (see below), whose sum is σ = 684789300. Its totient is φ = 84075264.

The previous prime is 252535463. The next prime is 252535477. The reversal of 252535464 is 464535252.

It can be written as a sum of positive squares in 2 ways, for example, as 220522500 + 32012964 = 14850^2 + 5658^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (252535463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77092 + ... + 80300.

Almost surely, 2^252535464 is an apocalyptic number.

252535464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252535464 is an abundant number, since it is smaller than the sum of its proper divisors (432253836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252535464 is a wasteful number, since it uses less digits than its factorization.

252535464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314 (or 4307 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 252535464 is about 15891.3644473972. The cubic root of 252535464 is about 632.0830219941.

The spelling of 252535464 in words is "two hundred fifty-two million, five hundred thirty-five thousand, four hundred sixty-four".