609910916 has 48 divisors (see below), whose sum is σ = 1134266112. Its totient is φ = 286598400.

The previous prime is 609910897. The next prime is 609910967. The reversal of 609910916 is 619019906.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 515846 + ... + 517026.

It is an arithmetic number, because the mean of its divisors is an integer number (23630544).

Almost surely, 2^609910916 is an apocalyptic number.

It is an amenable number.

609910916 is a deficient number, since it is larger than the sum of its proper divisors (524355196).

609910916 is a wasteful number, since it uses less digits than its factorization.

609910916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1338 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 609910916 is about 24696.3745517434. The cubic root of 609910916 is about 848.0513218761.

The spelling of 609910916 in words is "six hundred nine million, nine hundred ten thousand, nine hundred sixteen".