64383699 has 4 divisors (see below), whose sum is σ = 85844936. Its totient is φ = 42922464.

The previous prime is 64383673. The next prime is 64383701. The reversal of 64383699 is 99638346.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 64383699 - 2⁵ = 64383667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64383619) 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, 10730614 + ... + 10730619.

It is an arithmetic number, because the mean of its divisors is an integer number (21461234).

Almost surely, 2^64383699 is an apocalyptic number.

64383699 is a deficient number, since it is larger than the sum of its proper divisors (21461237).

64383699 is a wasteful number, since it uses less digits than its factorization.

64383699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21461236.

The product of its digits is 839808, while the sum is 48.

The square root of 64383699 is about 8023.9453512596. The cubic root of 64383699 is about 400.7977807236.

The spelling of 64383699 in words is "sixty-four million, three hundred eighty-three thousand, six hundred ninety-nine".