64223364 has 12 divisors (see below), whose sum is σ = 149854544. Its totient is φ = 21407784.

The previous prime is 64223359. The next prime is 64223407. The reversal of 64223364 is 46332246.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2675962 + ... + 2675985.

Almost surely, 2^64223364 is an apocalyptic number.

It is an amenable number.

64223364 is an abundant number, since it is smaller than the sum of its proper divisors (85631180).

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

64223364 is a wasteful number, since it uses less digits than its factorization.

64223364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5351954 (or 5351952 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

The square root of 64223364 is about 8013.9480906729. The cubic root of 64223364 is about 400.4648013567.

The spelling of 64223364 in words is "sixty-four million, two hundred twenty-three thousand, three hundred sixty-four".