64500230 has 16 divisors (see below), whose sum is σ = 117834480. Its totient is φ = 25414752.

The previous prime is 64500229. The next prime is 64500239. The reversal of 64500230 is 3200546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64500239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47465 + ... + 48804.

It is an arithmetic number, because the mean of its divisors is an integer number (7364655).

Almost surely, 2^64500230 is an apocalyptic number.

64500230 is a deficient number, since it is larger than the sum of its proper divisors (53334250).

64500230 is a wasteful number, since it uses less digits than its factorization.

64500230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96343.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 64500230 is about 8031.2035212663. The cubic root of 64500230 is about 401.0394423924.

Adding to 64500230 its reverse (3200546), we get a palindrome (67700776).

The spelling of 64500230 in words is "sixty-four million, five hundred thousand, two hundred thirty".