610697490 has 32 divisors (see below), whose sum is σ = 1578419136. Its totient is φ = 150325440.

The previous prime is 610697467. The next prime is 610697531. The reversal of 610697490 is 94796016.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 782556 + ... + 783335.

It is an arithmetic number, because the mean of its divisors is an integer number (49325598).

Almost surely, 2^610697490 is an apocalyptic number.

610697490 is an abundant number, since it is smaller than the sum of its proper divisors (967721646).

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

610697490 is a wasteful number, since it uses less digits than its factorization.

610697490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565914.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 610697490 is about 24712.2943087039. The cubic root of 610697490 is about 848.4157295032.

The spelling of 610697490 in words is "six hundred ten million, six hundred ninety-seven thousand, four hundred ninety".