275013816 has 64 divisors (see below), whose sum is σ = 857191680. Its totient is φ = 71431680.

The previous prime is 275013799. The next prime is 275013877. The reversal of 275013816 is 618310572.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72561 + ... + 76256.

It is an arithmetic number, because the mean of its divisors is an integer number (13393620).

Almost surely, 2^275013816 is an apocalyptic number.

It is an amenable number.

275013816 is an abundant number, since it is smaller than the sum of its proper divisors (582177864).

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

275013816 is a wasteful number, since it uses less digits than its factorization.

275013816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148844 (or 148840 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 275013816 is about 16583.5405146187. The cubic root of 275013816 is about 650.3066135290.

The spelling of 275013816 in words is "two hundred seventy-five million, thirteen thousand, eight hundred sixteen".