9999734 has 4 divisors (see below), whose sum is σ = 14999604. Its totient is φ = 4999866.

The previous prime is 9999713. The next prime is 9999739. The reversal of 9999734 is 4379999.

9999734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499932 + ... + 2499935.

It is an arithmetic number, because the mean of its divisors is an integer number (3749901).

Almost surely, 2^9999734 is an apocalyptic number.

9999734 is a deficient number, since it is larger than the sum of its proper divisors (4999870).

9999734 is a wasteful number, since it uses less digits than its factorization.

9999734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4999869.

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

The square root of 9999734 is about 3162.2356015958. The cubic root of 9999734 is about 215.4415587208.

The spelling of 9999734 in words is "nine million, nine hundred ninety-nine thousand, seven hundred thirty-four".