64300218 has 32 divisors (see below), whose sum is σ = 138680640. Its totient is φ = 19808640.

The previous prime is 64300217. The next prime is 64300219. The reversal of 64300218 is 81200346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64300217) and next prime (64300219).

It is not an unprimeable number, because it can be changed into a prime (64300211) 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, 2205 + ... + 11552.

It is an arithmetic number, because the mean of its divisors is an integer number (4333770).

Almost surely, 2^64300218 is an apocalyptic number.

64300218 is an abundant number, since it is smaller than the sum of its proper divisors (74380422).

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

64300218 is a wasteful number, since it uses less digits than its factorization.

64300218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13822.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 64300218 is about 8018.7416718585. The cubic root of 64300218 is about 400.6244787251.

The spelling of 64300218 in words is "sixty-four million, three hundred thousand, two hundred eighteen".