64822530 has 32 divisors (see below), whose sum is σ = 164726784. Its totient is φ = 16269056.

The previous prime is 64822529. The next prime is 64822559. The reversal of 64822530 is 3522846.

64822530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63042 + ... + 64061.

It is an arithmetic number, because the mean of its divisors is an integer number (5147712).

Almost surely, 2^64822530 is an apocalyptic number.

64822530 is an abundant number, since it is smaller than the sum of its proper divisors (99904254).

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

64822530 is a wasteful number, since it uses less digits than its factorization.

64822530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127130.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 64822530 is about 8051.2440032581. The cubic root of 64822530 is about 401.7063150392.

The spelling of 64822530 in words is "sixty-four million, eight hundred twenty-two thousand, five hundred thirty".