9398724 has 12 divisors (see below), whose sum is σ = 21930384. Its totient is φ = 3132904.

The previous prime is 9398723. The next prime is 9398729. The reversal of 9398724 is 4278939.

9398724 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9398723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391602 + ... + 391625.

It is an arithmetic number, because the mean of its divisors is an integer number (1827532).

Almost surely, 2^9398724 is an apocalyptic number.

It is an amenable number.

9398724 is an abundant number, since it is smaller than the sum of its proper divisors (12531660).

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

9398724 is a wasteful number, since it uses less digits than its factorization.

9398724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783234 (or 783232 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 9398724 is about 3065.7338436335. The cubic root of 9398724 is about 211.0358795854.

The spelling of 9398724 in words is "nine million, three hundred ninety-eight thousand, seven hundred twenty-four".