1716898920 has 64 divisors (see below), whose sum is σ = 5618946240. Its totient is φ = 416217600.

The previous prime is 1716898913. The next prime is 1716898921. The reversal of 1716898920 is 298986171.

It is not an unprimeable number, because it can be changed into a prime (1716898921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649021 + ... + 651660.

It is an arithmetic number, because the mean of its divisors is an integer number (87796035).

Almost surely, 2^1716898920 is an apocalyptic number.

1716898920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1716898920 is an abundant number, since it is smaller than the sum of its proper divisors (3902047320).

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

1716898920 is a wasteful number, since it uses less digits than its factorization.

1716898920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300706 (or 1300702 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 51.

The square root of 1716898920 is about 41435.4790004894. The cubic root of 1716898920 is about 1197.4247830569.

The spelling of 1716898920 in words is "one billion, seven hundred sixteen million, eight hundred ninety-eight thousand, nine hundred twenty".