23793247 has 4 divisors (see below), whose sum is σ = 24827760. Its totient is φ = 22758736.

The previous prime is 23793239. The next prime is 23793281. The reversal of 23793247 is 74239732.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23793247 - 2³ = 23793239 is a prime.

It is a super-2 number, since 2×23793247² = 1132237205606018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23796247) 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, 517222 + ... + 517267.

It is an arithmetic number, because the mean of its divisors is an integer number (6206940).

Almost surely, 2^23793247 is an apocalyptic number.

23793247 is a deficient number, since it is larger than the sum of its proper divisors (1034513).

23793247 is a wasteful number, since it uses less digits than its factorization.

23793247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034512.

The product of its digits is 63504, while the sum is 37.

The square root of 23793247 is about 4877.8322029361. The cubic root of 23793247 is about 287.6192201203.

The spelling of 23793247 in words is "twenty-three million, seven hundred ninety-three thousand, two hundred forty-seven".