1716223998 has 16 divisors (see below), whose sum is σ = 3512272896. Its totient is φ = 558770520.

The previous prime is 1716223979. The next prime is 1716224047. The reversal of 1716223998 is 8993226171.

It is a super-2 number, since 2×1716223998² = 5890849622622208008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3325758 + ... + 3326273.

It is an arithmetic number, because the mean of its divisors is an integer number (219517056).

Almost surely, 2^1716223998 is an apocalyptic number.

1716223998 is an abundant number, since it is smaller than the sum of its proper divisors (1796048898).

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

1716223998 is a wasteful number, since it uses less digits than its factorization.

1716223998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652079.

The product of its digits is 326592, while the sum is 48.

The square root of 1716223998 is about 41427.3339475279. Note that the first 3 decimals coincide. The cubic root of 1716223998 is about 1197.2678578313.

The spelling of 1716223998 in words is "one billion, seven hundred sixteen million, two hundred twenty-three thousand, nine hundred ninety-eight".