23240004 has 24 divisors (see below), whose sum is σ = 54992448. Its totient is φ = 7637280.

The previous prime is 23239981. The next prime is 23240011. The reversal of 23240004 is 40004232.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12787 + ... + 14490.

It is an arithmetic number, because the mean of its divisors is an integer number (2291352).

Almost surely, 2^23240004 is an apocalyptic number.

It is an amenable number.

23240004 is an abundant number, since it is smaller than the sum of its proper divisors (31752444).

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

23240004 is a wasteful number, since it uses less digits than its factorization.

23240004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27355 (or 27353 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 23240004 is about 4820.7887321475. The cubic root of 23240004 is about 285.3724646936.

Adding to 23240004 its reverse (40004232), we get a palindrome (63244236).

The spelling of 23240004 in words is "twenty-three million, two hundred forty thousand, four".