655613274 has 16 divisors (see below), whose sum is σ = 1312435008. Its totient is φ = 218336352.

The previous prime is 655613269. The next prime is 655613281. The reversal of 655613274 is 472316556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43222 + ... + 56385.

It is an arithmetic number, because the mean of its divisors is an integer number (82027188).

Almost surely, 2^655613274 is an apocalyptic number.

655613274 is an abundant number, since it is smaller than the sum of its proper divisors (656821734).

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

655613274 is a wasteful number, since it uses less digits than its factorization.

655613274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100709.

The product of its digits is 151200, while the sum is 39.

The square root of 655613274 is about 25604.9462799671. The cubic root of 655613274 is about 868.7255192867.

The spelling of 655613274 in words is "six hundred fifty-five million, six hundred thirteen thousand, two hundred seventy-four".