999487874 has 32 divisors (see below), whose sum is σ = 1895519232. Its totient is φ = 383922000.

The previous prime is 999487807. The next prime is 999487883. The reversal of 999487874 is 478784999.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 999487874.

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, 34772 + ... + 56639.

It is an arithmetic number, because the mean of its divisors is an integer number (59234976).

Almost surely, 2^999487874 is an apocalyptic number.

999487874 is a deficient number, since it is larger than the sum of its proper divisors (896031358).

999487874 is a wasteful number, since it uses less digits than its factorization.

999487874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91502.

The product of its digits is 36578304, while the sum is 65.

The square root of 999487874 is about 31614.6781416481. The cubic root of 999487874 is about 999.8292621836.

The spelling of 999487874 in words is "nine hundred ninety-nine million, four hundred eighty-seven thousand, eight hundred seventy-four".