610631064 has 24 divisors (see below), whose sum is σ = 1653792660. Its totient is φ = 203543664.

The previous prime is 610631051. The next prime is 610631069. The reversal of 610631064 is 460136016.

610631064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610631069) 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, 4240422 + ... + 4240565.

Almost surely, 2^610631064 is an apocalyptic number.

It is an amenable number.

610631064 is an abundant number, since it is smaller than the sum of its proper divisors (1043161596).

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

610631064 is a wasteful number, since it uses less digits than its factorization.

610631064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8480999 (or 8480992 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 610631064 is about 24710.9502852480. The cubic root of 610631064 is about 848.3849674606.

The spelling of 610631064 in words is "six hundred ten million, six hundred thirty-one thousand, sixty-four".