274863264 has 48 divisors (see below), whose sum is σ = 777020832. Its totient is φ = 84572928.

The previous prime is 274863263. The next prime is 274863301. The reversal of 274863264 is 462368472.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (274863263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108874 + ... + 111369.

It is an arithmetic number, because the mean of its divisors is an integer number (16187934).

Almost surely, 2^274863264 is an apocalyptic number.

274863264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

274863264 is an abundant number, since it is smaller than the sum of its proper divisors (502157568).

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

274863264 is a wasteful number, since it uses less digits than its factorization.

274863264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220269 (or 220261 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 274863264 is about 16579.0006936486. Note that the first 3 decimals coincide. The cubic root of 274863264 is about 650.1879251498.

The spelling of 274863264 in words is "two hundred seventy-four million, eight hundred sixty-three thousand, two hundred sixty-four".