64364199 has 8 divisors (see below), whose sum is σ = 85856112. Its totient is φ = 42890880.

The previous prime is 64364171. The next prime is 64364213. The reversal of 64364199 is 99146346.

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

It is a de Polignac number, because none of the positive numbers 2^k-64364199 is a prime.

It is a super-2 number, since 2×64364199² = 8285500225823202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64364199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64364119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10309 + ... + 15329.

It is an arithmetic number, because the mean of its divisors is an integer number (10732014).

Almost surely, 2^64364199 is an apocalyptic number.

64364199 is a deficient number, since it is larger than the sum of its proper divisors (21491913).

64364199 is a wasteful number, since it uses less digits than its factorization.

64364199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9297.

The product of its digits is 139968, while the sum is 42.

The square root of 64364199 is about 8022.7301462781. The cubic root of 64364199 is about 400.7573132036.

The spelling of 64364199 in words is "sixty-four million, three hundred sixty-four thousand, one hundred ninety-nine".