64366224 has 160 divisors (see below), whose sum is σ = 193737600. Its totient is φ = 18247680.

The previous prime is 64366223. The next prime is 64366231. The reversal of 64366224 is 42266346.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64366223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 723172 + ... + 723260.

It is an arithmetic number, because the mean of its divisors is an integer number (1210860).

Almost surely, 2^64366224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64366224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96868800).

64366224 is an abundant number, since it is smaller than the sum of its proper divisors (129371376).

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

64366224 is a wasteful number, since it uses less digits than its factorization.

64366224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 187 counting only the distinct ones).

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

The square root of 64366224 is about 8022.8563492063. The cubic root of 64366224 is about 400.7615159802.

The spelling of 64366224 in words is "sixty-four million, three hundred sixty-six thousand, two hundred twenty-four".