2731262648 has 32 divisors (see below), whose sum is σ = 5314066560. Its totient is φ = 1315073760.

The previous prime is 2731262629. The next prime is 2731262671. The reversal of 2731262648 is 8462621372.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 31490 + ... + 80337.

It is an arithmetic number, because the mean of its divisors is an integer number (166064580).

Almost surely, 2^2731262648 is an apocalyptic number.

It is an amenable number.

2731262648 is a deficient number, since it is larger than the sum of its proper divisors (2582803912).

2731262648 is a wasteful number, since it uses less digits than its factorization.

2731262648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111947 (or 111943 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 2731262648 is about 52261.4834079554. The cubic root of 2731262648 is about 1397.8304232221.

The spelling of 2731262648 in words is "two billion, seven hundred thirty-one million, two hundred sixty-two thousand, six hundred forty-eight".