275013864 has 48 divisors (see below), whose sum is σ = 757051620. Its totient is φ = 90167040.

The previous prime is 275013799. The next prime is 275013877. The reversal of 275013864 is 468310572.

275013864 is a `hidden beast` number, since 275 + 0 + 1 + 386 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 181117764 + 93896100 = 13458^2 + 9690^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26917 + ... + 35700.

Almost surely, 2^275013864 is an apocalyptic number.

275013864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

275013864 is an abundant number, since it is smaller than the sum of its proper divisors (482037756).

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

275013864 is a wasteful number, since it uses less digits than its factorization.

275013864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62690 (or 62683 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 275013864 is about 16583.5419618367. The cubic root of 275013864 is about 650.3066513632.

The spelling of 275013864 in words is "two hundred seventy-five million, thirteen thousand, eight hundred sixty-four".