1252624930 has 8 divisors (see below), whose sum is σ = 2254724892. Its totient is φ = 501049968.

The previous prime is 1252624909. The next prime is 1252624979. The reversal of 1252624930 is 394262521.

It can be written as a sum of positive squares in 2 ways, for example, as 1235592801 + 17032129 = 35151^2 + 4127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62631237 + ... + 62631256.

Almost surely, 2^1252624930 is an apocalyptic number.

1252624930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252624930 is a deficient number, since it is larger than the sum of its proper divisors (1002099962).

1252624930 is a wasteful number, since it uses less digits than its factorization.

1252624930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125262500.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 1252624930 is about 35392.4417072346. The cubic root of 1252624930 is about 1077.9708498559.

The spelling of 1252624930 in words is "one billion, two hundred fifty-two million, six hundred twenty-four thousand, nine hundred thirty".