994724878 has 16 divisors (see below), whose sum is σ = 1711588320. Its totient is φ = 424724256.

The previous prime is 994724867. The next prime is 994724881. The reversal of 994724878 is 878427499.

It is a super-2 number, since 2×994724878² = 1978955165824229768, 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, 128301 + ... + 135832.

It is an arithmetic number, because the mean of its divisors is an integer number (106974270).

Almost surely, 2^994724878 is an apocalyptic number.

994724878 is a deficient number, since it is larger than the sum of its proper divisors (716863442).

994724878 is a wasteful number, since it uses less digits than its factorization.

994724878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264411.

The product of its digits is 8128512, while the sum is 58.

The square root of 994724878 is about 31539.2593127993. The cubic root of 994724878 is about 998.2385250278.

The spelling of 994724878 in words is "nine hundred ninety-four million, seven hundred twenty-four thousand, eight hundred seventy-eight".