271664764 has 12 divisors (see below), whose sum is σ = 543329584. Its totient is φ = 116427744.

The previous prime is 271664759. The next prime is 271664801. The reversal of 271664764 is 467466172.

271664764 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 271664764.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4851129 + ... + 4851184.

Almost surely, 2^271664764 is an apocalyptic number.

It is an amenable number.

271664764 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

271664764 is a wasteful number, since it uses less digits than its factorization.

271664764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702324 (or 9702322 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 271664764 is about 16482.2560349001. The cubic root of 271664764 is about 647.6560658973.

The spelling of 271664764 in words is "two hundred seventy-one million, six hundred sixty-four thousand, seven hundred sixty-four".