9979934 has 8 divisors (see below), whose sum is σ = 15102720. Its totient is φ = 4945696.

The previous prime is 9979927. The next prime is 9979943. The reversal of 9979934 is 4399799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 21854 + ... + 22305.

It is an arithmetic number, because the mean of its divisors is an integer number (1887840).

Almost surely, 2^9979934 is an apocalyptic number.

9979934 is a deficient number, since it is larger than the sum of its proper divisors (5122786).

9979934 is a wasteful number, since it uses less digits than its factorization.

9979934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44274.

The product of its digits is 551124, while the sum is 50.

The square root of 9979934 is about 3159.1033538015. The cubic root of 9979934 is about 215.2992695550.

The spelling of 9979934 in words is "nine million, nine hundred seventy-nine thousand, nine hundred thirty-four".