610611604 has 18 divisors (see below), whose sum is σ = 1079120490. Its totient is φ = 302320656.

The previous prime is 610611601. The next prime is 610611611. The reversal of 610611604 is 406116016.

It can be written as a sum of positive squares in only one way, i.e., 467856900 + 142754704 = 21630^2 + 11948^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610611601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35242 + ... + 49630.

Almost surely, 2^610611604 is an apocalyptic number.

It is an amenable number.

610611604 is a deficient number, since it is larger than the sum of its proper divisors (468508886).

610611604 is a wasteful number, since it uses less digits than its factorization.

610611604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14599 (or 14494 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 610611604 is about 24710.5565295483. The cubic root of 610611604 is about 848.3759550646.

The spelling of 610611604 in words is "six hundred ten million, six hundred eleven thousand, six hundred four".