23140324 has 6 divisors (see below), whose sum is σ = 40495574. Its totient is φ = 11570160.

The previous prime is 23140319. The next prime is 23140357. The reversal of 23140324 is 42304132.

It can be written as a sum of positive squares in only one way, i.e., 21622500 + 1517824 = 4650^2 + 1232^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2892537 + ... + 2892544.

Almost surely, 2^23140324 is an apocalyptic number.

It is an amenable number.

23140324 is a deficient number, since it is larger than the sum of its proper divisors (17355250).

23140324 is a wasteful number, since it uses less digits than its factorization.

23140324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785085 (or 5785083 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 23140324 is about 4810.4390651998. The cubic root of 23140324 is about 284.9638776420.

Adding to 23140324 its reverse (42304132), we get a palindrome (65444456).

The spelling of 23140324 in words is "twenty-three million, one hundred forty thousand, three hundred twenty-four".