23084621 has 4 divisors (see below), whose sum is σ = 26382432. Its totient is φ = 19786812.

The previous prime is 23084587. The next prime is 23084641. The reversal of 23084621 is 12648032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23084621 - 2²² = 18890317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23084641) 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, 1648895 + ... + 1648908.

It is an arithmetic number, because the mean of its divisors is an integer number (6595608).

Almost surely, 2^23084621 is an apocalyptic number.

It is an amenable number.

23084621 is a deficient number, since it is larger than the sum of its proper divisors (3297811).

23084621 is an equidigital number, since it uses as much as digits as its factorization.

23084621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297810.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 23084621 is about 4804.6457725830. The cubic root of 23084621 is about 284.7350405030.

The spelling of 23084621 in words is "twenty-three million, eighty-four thousand, six hundred twenty-one".