24938855 has 4 divisors (see below), whose sum is σ = 29926632. Its totient is φ = 19951080.

The previous prime is 24938843. The next prime is 24938897. The reversal of 24938855 is 55883942.

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

It is not a de Polignac number, because 24938855 - 2¹⁰ = 24937831 is a prime.

It is a super-2 number, since 2×24938855² = 1243892977422050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 2493881 + ... + 2493890.

It is an arithmetic number, because the mean of its divisors is an integer number (7481658).

Almost surely, 2^24938855 is an apocalyptic number.

24938855 is a deficient number, since it is larger than the sum of its proper divisors (4987777).

24938855 is an equidigital number, since it uses as much as digits as its factorization.

24938855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4987776.

The product of its digits is 345600, while the sum is 44.

The square root of 24938855 is about 4993.8817567099. The cubic root of 24938855 is about 292.1631937896.

The spelling of 24938855 in words is "twenty-four million, nine hundred thirty-eight thousand, eight hundred fifty-five".