999827404 has 12 divisors (see below), whose sum is σ = 1782711504. Its totient is φ = 490481264.

The previous prime is 999827383. The next prime is 999827441. The reversal of 999827404 is 404728999.

It is a happy number.

It is a pancake number, because a pancake can be divided into 999827404 parts by 44717 straight cuts.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2357872 + ... + 2358295.

It is an arithmetic number, because the mean of its divisors is an integer number (148559292).

Almost surely, 2^999827404 is an apocalyptic number.

It is an amenable number.

999827404 is a deficient number, since it is larger than the sum of its proper divisors (782884100).

999827404 is a wasteful number, since it uses less digits than its factorization.

999827404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716224 (or 4716222 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 999827404 is about 31620.0475015456. The cubic root of 999827404 is about 999.9424646898.

The spelling of 999827404 in words is "nine hundred ninety-nine million, eight hundred twenty-seven thousand, four hundred four".