64605734 has 8 divisors (see below), whose sum is σ = 96950280. Its totient is φ = 32288976.

The previous prime is 64605731. The next prime is 64605743. The reversal of 64605734 is 43750646.

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

It is a junction number, because it is equal to n+sod(n) for n = 64605694 and 64605703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64605731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437 + ... + 11375.

It is an arithmetic number, because the mean of its divisors is an integer number (12118785).

Almost surely, 2^64605734 is an apocalyptic number.

64605734 is a deficient number, since it is larger than the sum of its proper divisors (32344546).

64605734 is a wasteful number, since it uses less digits than its factorization.

64605734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13894.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 64605734 is about 8037.7692178863. The cubic root of 64605734 is about 401.2579853679.

The spelling of 64605734 in words is "sixty-four million, six hundred five thousand, seven hundred thirty-four".