23825516 has 48 divisors (see below), whose sum is σ = 51141888. Its totient is φ = 9556800.

The previous prime is 23825513. The next prime is 23825519. The reversal of 23825516 is 61552832.

It is an interprime number because it is at equal distance from previous prime (23825513) and next prime (23825519).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23825513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12251 + ... + 14061.

It is an arithmetic number, because the mean of its divisors is an integer number (1065456).

Almost surely, 2^23825516 is an apocalyptic number.

23825516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23825516 is an abundant number, since it is smaller than the sum of its proper divisors (27316372).

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

23825516 is a wasteful number, since it uses less digits than its factorization.

23825516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862 (or 1860 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 23825516 is about 4881.1388015503. The cubic root of 23825516 is about 287.7491868567.

The spelling of 23825516 in words is "twenty-three million, eight hundred twenty-five thousand, five hundred sixteen".