2731897968 has 60 divisors (see below), whose sum is σ = 7105717080. Its totient is φ = 904440576.

The previous prime is 2731897967. The next prime is 2731897969. The reversal of 2731897968 is 8697981372.

It is an interprime number because it is at equal distance from previous prime (2731897967) and next prime (2731897969).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731897967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1181998 + ... + 1184306.

It is an arithmetic number, because the mean of its divisors is an integer number (118428618).

Almost surely, 2^2731897968 is an apocalyptic number.

It is an amenable number.

2731897968 is an abundant number, since it is smaller than the sum of its proper divisors (4373819112).

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

2731897968 is a wasteful number, since it uses less digits than its factorization.

2731897968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634 (or 2471 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 60.

The square root of 2731897968 is about 52267.5613358802. The cubic root of 2731897968 is about 1397.9387981009.

The spelling of 2731897968 in words is "two billion, seven hundred thirty-one million, eight hundred ninety-seven thousand, nine hundred sixty-eight".