655466228 has 12 divisors (see below), whose sum is σ = 1165870692. Its totient is φ = 322360320.

The previous prime is 655466209. The next prime is 655466269. The reversal of 655466228 is 822664556.

It can be written as a sum of positive squares in 2 ways, for example, as 385258384 + 270207844 = 19628^2 + 16438^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342925 + ... + 1343412.

It is an arithmetic number, because the mean of its divisors is an integer number (97155891).

Almost surely, 2^655466228 is an apocalyptic number.

It is an amenable number.

655466228 is a deficient number, since it is larger than the sum of its proper divisors (510404464).

655466228 is a wasteful number, since it uses less digits than its factorization.

655466228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686402 (or 2686400 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The square root of 655466228 is about 25602.0746815566. The cubic root of 655466228 is about 868.6605662779.

The spelling of 655466228 in words is "six hundred fifty-five million, four hundred sixty-six thousand, two hundred twenty-eight".