9842724 has 36 divisors (see below), whose sum is σ = 24980956. Its totient is φ = 3267648.

The previous prime is 9842653. The next prime is 9842731. The reversal of 9842724 is 4272489.

It can be written as a sum of positive squares in 2 ways, for example, as 8020224 + 1822500 = 2832^2 + 1350^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13062 + ... + 13794.

Almost surely, 2^9842724 is an apocalyptic number.

It is an amenable number.

9842724 is an abundant number, since it is smaller than the sum of its proper divisors (15138232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9842724 is a wasteful number, since it uses less digits than its factorization.

9842724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116 (or 1111 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 9842724 is about 3137.3115879683. The cubic root of 9842724 is about 214.3080258673.

It can be divided in two parts, 9 and 842724, that multiplied together give a square (7584516 = 2754²).

The spelling of 9842724 in words is "nine million, eight hundred forty-two thousand, seven hundred twenty-four".