23266464 has 96 divisors (see below), whose sum is σ = 66777984. Its totient is φ = 7050240.

The previous prime is 23266433. The next prime is 23266493. The reversal of 23266464 is 46466232.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128454 + ... + 128634.

It is an arithmetic number, because the mean of its divisors is an integer number (695604).

Almost surely, 2^23266464 is an apocalyptic number.

23266464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23266464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33388992).

23266464 is an abundant number, since it is smaller than the sum of its proper divisors (43511520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23266464 is a wasteful number, since it uses less digits than its factorization.

23266464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 302 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 23266464 is about 4823.5323156376. The cubic root of 23266464 is about 285.4807276053.

Subtracting from 23266464 its sum of digits (33), we obtain a triangular number (23266431 = T₆₈₂₁).

The spelling of 23266464 in words is "twenty-three million, two hundred sixty-six thousand, four hundred sixty-four".