999078002 has 32 divisors (see below), whose sum is σ = 1687053312. Its totient is φ = 440282304.

The previous prime is 999077999. The next prime is 999078023. The reversal of 999078002 is 200870999.

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, 451583 + ... + 453789.

It is an arithmetic number, because the mean of its divisors is an integer number (52720416).

Almost surely, 2^999078002 is an apocalyptic number.

999078002 is a deficient number, since it is larger than the sum of its proper divisors (687975310).

999078002 is a wasteful number, since it uses less digits than its factorization.

999078002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 999078002 is about 31608.1951715058. The cubic root of 999078002 is about 999.6925728316.

The spelling of 999078002 in words is "nine hundred ninety-nine million, seventy-eight thousand, two".