1252336896 has 72 divisors (see below), whose sum is σ = 3703400960. Its totient is φ = 417443328.

The previous prime is 1252336849. The next prime is 1252336907. The reversal of 1252336896 is 6986332521.

1252336896 is a `hidden beast` number, since 1 + 2 + 523 + 36 + 8 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83680 + ... + 97503.

Almost surely, 2^1252336896 is an apocalyptic number.

1252336896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1252336896 is an abundant number, since it is smaller than the sum of its proper divisors (2451064064).

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

1252336896 is an equidigital number, since it uses as much as digits as its factorization.

1252336896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181208 (or 181188 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 1252336896 is about 35388.3723276446. The cubic root of 1252336896 is about 1077.8882190939. Note that the first 3 decimals are identical.

The spelling of 1252336896 in words is "one billion, two hundred fifty-two million, three hundred thirty-six thousand, eight hundred ninety-six".