655226274 has 32 divisors (see below), whose sum is σ = 1398491136. Its totient is φ = 203938560.

The previous prime is 655226263. The next prime is 655226281. The reversal of 655226274 is 472622556.

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, 12337 + ... + 38244.

It is an arithmetic number, because the mean of its divisors is an integer number (43702848).

Almost surely, 2^655226274 is an apocalyptic number.

655226274 is an abundant number, since it is smaller than the sum of its proper divisors (743264862).

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

655226274 is a wasteful number, since it uses less digits than its factorization.

655226274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50730.

The product of its digits is 201600, while the sum is 39.

The square root of 655226274 is about 25597.3880308128. The cubic root of 655226274 is about 868.5545531792.

The spelling of 655226274 in words is "six hundred fifty-five million, two hundred twenty-six thousand, two hundred seventy-four".