275294464 has 81 divisors (see below), whose sum is σ = 593465691. Its totient is φ = 127426560.

The previous prime is 275294441. The next prime is 275294473. The reversal of 275294464 is 464492572.

The square root of 275294464 is 16592.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 25401600 + 249892864 = 5040^2 + 15808^2 .

It is a Duffinian number.

Its product of digits (483840) is a multiple of the sum of its prime divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 275294464.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4512994 + ... + 4513054.

Almost surely, 2^275294464 is an apocalyptic number.

275294464 is the 16592-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275294464

275294464 is an abundant number, since it is smaller than the sum of its proper divisors (318171227).

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

275294464 is an frugal number, since it uses more digits than its factorization.

275294464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 80 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The cubic root of 275294464 is about 650.5277481205.

The spelling of 275294464 in words is "two hundred seventy-five million, two hundred ninety-four thousand, four hundred sixty-four".