1072312968 has 32 divisors (see below), whose sum is σ = 2691228960. Its totient is φ = 356044800.

The previous prime is 1072312963. The next prime is 1072312991. The reversal of 1072312968 is 8692132701.

It is a super-2 number, since 2×1072312968² = 2299710202681938048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1072312963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80758 + ... + 93093.

It is an arithmetic number, because the mean of its divisors is an integer number (84100905).

Almost surely, 2^1072312968 is an apocalyptic number.

It is an amenable number.

1072312968 is an abundant number, since it is smaller than the sum of its proper divisors (1618915992).

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

1072312968 is a wasteful number, since it uses less digits than its factorization.

1072312968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174117 (or 174113 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 1072312968 is about 32746.1901295403. The cubic root of 1072312968 is about 1023.5455772800.

The spelling of 1072312968 in words is "one billion, seventy-two million, three hundred twelve thousand, nine hundred sixty-eight".