1249480896 has 56 divisors (see below), whose sum is σ = 3308811264. Its totient is φ = 416129280.

The previous prime is 1249480877. The next prime is 1249480931. The reversal of 1249480896 is 6980849421.

It is a super-2 number, since 2×1249480896² = 3122405018937925632, which contains 22 as substring.

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, 301881 + ... + 305991.

Almost surely, 2^1249480896 is an apocalyptic number.

1249480896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1249480896 is an abundant number, since it is smaller than the sum of its proper divisors (2059330368).

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

1249480896 is a wasteful number, since it uses less digits than its factorization.

1249480896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5709 (or 5699 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 1249480896 is about 35347.9970578249. The cubic root of 1249480896 is about 1077.0682076139.

The spelling of 1249480896 in words is "one billion, two hundred forty-nine million, four hundred eighty thousand, eight hundred ninety-six".