23464021 has 4 divisors (see below), whose sum is σ = 26816032. Its totient is φ = 20112012.

The previous prime is 23464019. The next prime is 23464037. The reversal of 23464021 is 12046432.

It is a happy number.

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 23464021 - 2¹ = 23464019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23463983 and 23464001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23464061) 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, 1675995 + ... + 1676008.

It is an arithmetic number, because the mean of its divisors is an integer number (6704008).

Almost surely, 2^23464021 is an apocalyptic number.

It is an amenable number.

23464021 is a deficient number, since it is larger than the sum of its proper divisors (3352011).

23464021 is an equidigital number, since it uses as much as digits as its factorization.

23464021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352010.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 23464021 is about 4843.9674854400. The cubic root of 23464021 is about 286.2864629409.

The spelling of 23464021 in words is "twenty-three million, four hundred sixty-four thousand, twenty-one".