610220604 has 24 divisors (see below), whose sum is σ = 1627255168. Its totient is φ = 174348720.

The previous prime is 610220603. The next prime is 610220609. The reversal of 610220604 is 406022016.

It is a happy number.

It is a super-2 number, since 2×610220604² = 744738371092249632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610220603) 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, 3632182 + ... + 3632349.

Almost surely, 2^610220604 is an apocalyptic number.

It is an amenable number.

610220604 is an abundant number, since it is smaller than the sum of its proper divisors (1017034564).

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

610220604 is a wasteful number, since it uses less digits than its factorization.

610220604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7264545 (or 7264543 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 610220604 is about 24702.6436641911. The cubic root of 610220604 is about 848.1948329322.

The spelling of 610220604 in words is "six hundred ten million, two hundred twenty thousand, six hundred four".