610898904 has 192 divisors, whose sum is σ = 2085108480. Its totient is φ = 156960000.

The previous prime is 610898881. The next prime is 610898987. The reversal of 610898904 is 409898016.

It is a self number, because there is not a number n which added to its sum of digits gives 610898904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 559399 + ... + 560489.

It is an arithmetic number, because the mean of its divisors is an integer number (10859940).

Almost surely, 2^610898904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 610898904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1042554240).

610898904 is an abundant number, since it is smaller than the sum of its proper divisors (1474209576).

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

610898904 is a wasteful number, since it uses less digits than its factorization.

610898904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 1215 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 610898904 is about 24716.3691508280. The cubic root of 610898904 is about 848.5089911839.

The spelling of 610898904 in words is "six hundred ten million, eight hundred ninety-eight thousand, nine hundred four".