64310422 has 32 divisors (see below), whose sum is σ = 111966624. Its totient is φ = 27379200.

The previous prime is 64310417. The next prime is 64310431. The reversal of 64310422 is 22401346.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 64310393 and 64310402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139272 + ... + 139732.

It is an arithmetic number, because the mean of its divisors is an integer number (3498957).

Almost surely, 2^64310422 is an apocalyptic number.

64310422 is a deficient number, since it is larger than the sum of its proper divisors (47656202).

64310422 is a wasteful number, since it uses less digits than its factorization.

64310422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 64310422 is about 8019.3779060473. The cubic root of 64310422 is about 400.6456697158.

Adding to 64310422 its reverse (22401346), we get a palindrome (86711768).

The spelling of 64310422 in words is "sixty-four million, three hundred ten thousand, four hundred twenty-two".