64945182 has 16 divisors (see below), whose sum is σ = 130475520. Its totient is φ = 21550872.

The previous prime is 64945171. The next prime is 64945183. The reversal of 64945182 is 28154946.

It is a self number, because there is not a number n which added to its sum of digits gives 64945182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64945183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22932 + ... + 25607.

It is an arithmetic number, because the mean of its divisors is an integer number (8154720).

Almost surely, 2^64945182 is an apocalyptic number.

64945182 is an abundant number, since it is smaller than the sum of its proper divisors (65530338).

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

64945182 is a wasteful number, since it uses less digits than its factorization.

64945182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48767.

The product of its digits is 69120, while the sum is 39.

The square root of 64945182 is about 8058.8573631750. The cubic root of 64945182 is about 401.9595142515.

The spelling of 64945182 in words is "sixty-four million, nine hundred forty-five thousand, one hundred eighty-two".