23046521 has 8 divisors (see below), whose sum is σ = 23684640. Its totient is φ = 22416768.

The previous prime is 23046493. The next prime is 23046539. The reversal of 23046521 is 12564032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23046521 - 2¹⁰ = 23045497 is a prime.

It is a super-2 number, since 2×23046521² = 1062284260406882, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23046421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710 + ... + 7736.

It is an arithmetic number, because the mean of its divisors is an integer number (2960580).

Almost surely, 2^23046521 is an apocalyptic number.

It is an amenable number.

23046521 is a deficient number, since it is larger than the sum of its proper divisors (638119).

23046521 is an equidigital number, since it uses as much as digits as its factorization.

23046521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 23046521 is about 4800.6792227767. The cubic root of 23046521 is about 284.5783073145.

The spelling of 23046521 in words is "twenty-three million, forty-six thousand, five hundred twenty-one".