994129504 has 24 divisors (see below), whose sum is σ = 1984763088. Its totient is φ = 490062720.

The previous prime is 994129481. The next prime is 994129547. The reversal of 994129504 is 405921499.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216507 + ... + 221050.

It is an arithmetic number, because the mean of its divisors is an integer number (82698462).

Almost surely, 2^994129504 is an apocalyptic number.

It is an amenable number.

994129504 is a deficient number, since it is larger than the sum of its proper divisors (990633584).

994129504 is a wasteful number, since it uses less digits than its factorization.

994129504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437638 (or 437630 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 994129504 is about 31529.8192827044. The cubic root of 994129504 is about 998.0393262710.

The spelling of 994129504 in words is "nine hundred ninety-four million, one hundred twenty-nine thousand, five hundred four".