23750455 has 4 divisors (see below), whose sum is σ = 28500552. Its totient is φ = 19000360.

The previous prime is 23750443. The next prime is 23750459. The reversal of 23750455 is 55405732.

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

It is not a de Polignac number, because 23750455 - 2¹¹ = 23748407 is a prime.

It is a super-2 number, since 2×23750455² = 1128168225414050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23750459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2375041 + ... + 2375050.

It is an arithmetic number, because the mean of its divisors is an integer number (7125138).

Almost surely, 2^23750455 is an apocalyptic number.

23750455 is a deficient number, since it is larger than the sum of its proper divisors (4750097).

23750455 is an equidigital number, since it uses as much as digits as its factorization.

23750455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750096.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 23750455 is about 4873.4438541959. The cubic root of 23750455 is about 287.4466895483.

The spelling of 23750455 in words is "twenty-three million, seven hundred fifty thousand, four hundred fifty-five".