24715 has 4 divisors (see below), whose sum is σ = 29664. Its totient is φ = 19768.

The previous prime is 24709. The next prime is 24733. The reversal of 24715 is 51742.

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 24715 - 2⁵ = 24683 is a prime.

It is a super-2 number, since 2×24715² = 1221662450, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 24692 and 24701.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467 + ... + 2476.

It is an arithmetic number, because the mean of its divisors is an integer number (7416).

2²⁴⁷¹⁵ is an apocalyptic number.

24715 is a deficient number, since it is larger than the sum of its proper divisors (4949).

24715 is an equidigital number, since it uses as much as digits as its factorization.

24715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4948.

The product of its digits is 280, while the sum is 19.

The square root of 24715 is about 157.2100505693. The cubic root of 24715 is about 29.1286397853.

It can be divided in two parts, 247 and 15, that added together give a palindrome (262).

The spelling of 24715 in words is "twenty-four thousand, seven hundred fifteen".