899142998 has 16 divisors (see below), whose sum is σ = 1453452336. Its totient is φ = 414706080.

The previous prime is 899142973. The next prime is 899143013. The reversal of 899142998 is 899241998.

It is a Curzon number.

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, 29840 + ... + 51852.

It is an arithmetic number, because the mean of its divisors is an integer number (90840771).

Almost surely, 2^899142998 is an apocalyptic number.

899142998 is a deficient number, since it is larger than the sum of its proper divisors (554309338).

899142998 is a wasteful number, since it uses less digits than its factorization.

899142998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23599.

The product of its digits is 3359232, while the sum is 59.

The square root of 899142998 is about 29985.7132314707. The cubic root of 899142998 is about 965.1828330855.

The spelling of 899142998 in words is "eight hundred ninety-nine million, one hundred forty-two thousand, nine hundred ninety-eight".