9724369 has 4 divisors (see below), whose sum is σ = 9732096. Its totient is φ = 9716644.

The previous prime is 9724349. The next prime is 9724411. The reversal of 9724369 is 9634279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9724369 - 2⁷ = 9724241 is a prime.

It is a super-2 number, since 2×9724369² = 189126704896322, which contains 22 as substring.

It is a Duffinian number.

9724369 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9724349) 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, 1489 + ... + 4654.

It is an arithmetic number, because the mean of its divisors is an integer number (2433024).

Almost surely, 2^9724369 is an apocalyptic number.

It is an amenable number.

9724369 is a deficient number, since it is larger than the sum of its proper divisors (7727).

9724369 is a wasteful number, since it uses less digits than its factorization.

9724369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7726.

The product of its digits is 81648, while the sum is 40.

The square root of 9724369 is about 3118.3920536071. The cubic root of 9724369 is about 213.4455689260.

The spelling of 9724369 in words is "nine million, seven hundred twenty-four thousand, three hundred sixty-nine".