64849398 has 8 divisors (see below), whose sum is σ = 129698808. Its totient is φ = 21616464.

The previous prime is 64849363. The next prime is 64849403. The reversal of 64849398 is 89394846.

It is a happy number.

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

64849398 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 64849398.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5404111 + ... + 5404122.

It is an arithmetic number, because the mean of its divisors is an integer number (16212351).

Almost surely, 2^64849398 is an apocalyptic number.

64849398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64849398 is a wasteful number, since it uses less digits than its factorization.

64849398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10808238.

The product of its digits is 1492992, while the sum is 51.

The square root of 64849398 is about 8052.9123924205. The cubic root of 64849398 is about 401.7618078565.

The spelling of 64849398 in words is "sixty-four million, eight hundred forty-nine thousand, three hundred ninety-eight".