64436794 has 8 divisors (see below), whose sum is σ = 96690240. Its totient is φ = 32206716.

The previous prime is 64436773. The next prime is 64436803. The reversal of 64436794 is 49763446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 64436794.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5317 + ... + 12535.

It is an arithmetic number, because the mean of its divisors is an integer number (12086280).

Almost surely, 2^64436794 is an apocalyptic number.

64436794 is a deficient number, since it is larger than the sum of its proper divisors (32253446).

64436794 is a wasteful number, since it uses less digits than its factorization.

64436794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11684.

The product of its digits is 435456, while the sum is 43.

The square root of 64436794 is about 8027.2532039297. The cubic root of 64436794 is about 400.9079251207.

The spelling of 64436794 in words is "sixty-four million, four hundred thirty-six thousand, seven hundred ninety-four".