23455625 has 10 divisors (see below), whose sum is σ = 29310930. Its totient is φ = 18764000.

The previous prime is 23455603. The next prime is 23455639. The reversal of 23455625 is 52655432.

It can be written as a sum of positive squares in 5 ways, for example, as 16289296 + 7166329 = 4036^2 + 2677^2 .

It is not a de Polignac number, because 23455625 - 2¹⁰ = 23454601 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23455591 and 23455600.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18140 + ... + 19389.

It is an arithmetic number, because the mean of its divisors is an integer number (2931093).

Almost surely, 2^23455625 is an apocalyptic number.

23455625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23455625 is a deficient number, since it is larger than the sum of its proper divisors (5855305).

23455625 is an frugal number, since it uses more digits than its factorization.

23455625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37549 (or 37534 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 23455625 is about 4843.1007629410. The cubic root of 23455625 is about 286.2523121035.

The spelling of 23455625 in words is "twenty-three million, four hundred fifty-five thousand, six hundred twenty-five".