3112997448 has 64 divisors (see below), whose sum is σ = 8498131200. Its totient is φ = 942428480.

The previous prime is 3112997443. The next prime is 3112997497. The reversal of 3112997448 is 8447992113.

It is a super-2 number, since 2×3112997448² = 19381506222509025408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3112997397 and 3112997406.

It is not an unprimeable number, because it can be changed into a prime (3112997443) 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 15 ways as a sum of consecutive naturals, for example, 301963 + ... + 312101.

It is an arithmetic number, because the mean of its divisors is an integer number (132783300).

Almost surely, 2^3112997448 is an apocalyptic number.

It is an amenable number.

3112997448 is an abundant number, since it is smaller than the sum of its proper divisors (5385133752).

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

3112997448 is a wasteful number, since it uses less digits than its factorization.

3112997448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11322 (or 11318 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 3112997448 is about 55794.2420685146. The cubic root of 3112997448 is about 1460.1346982749.

The spelling of 3112997448 in words is "three billion, one hundred twelve million, nine hundred ninety-seven thousand, four hundred forty-eight".