23490255 has 32 divisors (see below), whose sum is σ = 39029760. Its totient is φ = 12055680.

The previous prime is 23490241. The next prime is 23490329. The reversal of 23490255 is 55209432.

It is not a de Polignac number, because 23490255 - 2⁶ = 23490191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50725 + ... + 51185.

It is an arithmetic number, because the mean of its divisors is an integer number (1219680).

Almost surely, 2^23490255 is an apocalyptic number.

23490255 is a deficient number, since it is larger than the sum of its proper divisors (15539505).

23490255 is a wasteful number, since it uses less digits than its factorization.

23490255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 23490255 is about 4846.6746331892. The cubic root of 23490255 is about 286.3931176043.

Adding to 23490255 its reverse (55209432), we get a palindrome (78699687).

The spelling of 23490255 in words is "twenty-three million, four hundred ninety thousand, two hundred fifty-five".