64188282 has 8 divisors (see below), whose sum is σ = 128376576. Its totient is φ = 21396092.

The previous prime is 64188263. The next prime is 64188307. The reversal of 64188282 is 28288146.

It is a sphenic number, since it is the product of 3 distinct primes.

64188282 is an admirable number.

It is a super-2 number, since 2×64188282² = 8240271092223048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64188282.

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, 5349018 + ... + 5349029.

It is an arithmetic number, because the mean of its divisors is an integer number (16047072).

Almost surely, 2^64188282 is an apocalyptic number.

64188282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64188282 is a wasteful number, since it uses less digits than its factorization.

64188282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10698052.

The product of its digits is 49152, while the sum is 39.

The square root of 64188282 is about 8011.7589828951. The cubic root of 64188282 is about 400.3918701358.

The spelling of 64188282 in words is "sixty-four million, one hundred eighty-eight thousand, two hundred eighty-two".