23264149 has 4 divisors (see below), whose sum is σ = 23273920. Its totient is φ = 23254380.

The previous prime is 23264147. The next prime is 23264183. The reversal of 23264149 is 94146232.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23264149 - 2¹ = 23264147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23264149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23264141) 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, 1282 + ... + 6940.

It is an arithmetic number, because the mean of its divisors is an integer number (5818480).

Almost surely, 2^23264149 is an apocalyptic number.

It is an amenable number.

23264149 is a deficient number, since it is larger than the sum of its proper divisors (9771).

23264149 is an equidigital number, since it uses as much as digits as its factorization.

23264149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9770.

The product of its digits is 10368, while the sum is 31.

The square root of 23264149 is about 4823.2923403003. The cubic root of 23264149 is about 285.4712589010.

The spelling of 23264149 in words is "twenty-three million, two hundred sixty-four thousand, one hundred forty-nine".