64264634 has 32 divisors (see below), whose sum is σ = 114401280. Its totient is φ = 26500608.

The previous prime is 64264633. The next prime is 64264639. The reversal of 64264634 is 43646246.

It is a junction number, because it is equal to n+sod(n) for n = 64264594 and 64264603.

It is not an unprimeable number, because it can be changed into a prime (64264633) 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, 49607 + ... + 50885.

It is an arithmetic number, because the mean of its divisors is an integer number (3575040).

Almost surely, 2^64264634 is an apocalyptic number.

64264634 is a deficient number, since it is larger than the sum of its proper divisors (50136646).

64264634 is a wasteful number, since it uses less digits than its factorization.

64264634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422.

The product of its digits is 82944, while the sum is 35.

The square root of 64264634 is about 8016.5225628074. The cubic root of 64264634 is about 400.5505626875.

The spelling of 64264634 in words is "sixty-four million, two hundred sixty-four thousand, six hundred thirty-four".