1253254624 has 24 divisors (see below), whose sum is σ = 2519844768. Its totient is φ = 613294080.

The previous prime is 1253254621. The next prime is 1253254693. The reversal of 1253254624 is 4264523521.

It is a self number, because there is not a number n which added to its sum of digits gives 1253254624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253254621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415137 + ... + 418144.

It is an arithmetic number, because the mean of its divisors is an integer number (104993532).

Almost surely, 2^1253254624 is an apocalyptic number.

It is an amenable number.

1253254624 is an abundant number, since it is smaller than the sum of its proper divisors (1266590144).

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

1253254624 is an equidigital number, since it uses as much as digits as its factorization.

1253254624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833338 (or 833330 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The square root of 1253254624 is about 35401.3364719469. The cubic root of 1253254624 is about 1078.1514514202.

The spelling of 1253254624 in words is "one billion, two hundred fifty-three million, two hundred fifty-four thousand, six hundred twenty-four".