64366023 has 16 divisors (see below), whose sum is σ = 88284672. Its totient is φ = 41688000.

The previous prime is 64366021. The next prime is 64366031. The reversal of 64366023 is 32066346.

It is not a de Polignac number, because 64366023 - 2¹ = 64366021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64366021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32368 + ... + 34298.

It is an arithmetic number, because the mean of its divisors is an integer number (5517792).

Almost surely, 2^64366023 is an apocalyptic number.

64366023 is a deficient number, since it is larger than the sum of its proper divisors (23918649).

64366023 is a wasteful number, since it uses less digits than its factorization.

64366023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 64366023 is about 8022.8438224859. The cubic root of 64366023 is about 400.7610988196.

It can be divided in two parts, 643 and 66023, that added together give a palindrome (66666).

The spelling of 64366023 in words is "sixty-four million, three hundred sixty-six thousand, twenty-three".