64330338 has 8 divisors (see below), whose sum is σ = 128660688. Its totient is φ = 21443444.

The previous prime is 64330337. The next prime is 64330339. The reversal of 64330338 is 83303346.

It is an interprime number because it is at equal distance from previous prime (64330337) and next prime (64330339).

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

64330338 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64330337) 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, 5360856 + ... + 5360867.

It is an arithmetic number, because the mean of its divisors is an integer number (16082586).

Almost surely, 2^64330338 is an apocalyptic number.

64330338 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.

64330338 is a wasteful number, since it uses less digits than its factorization.

64330338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10721728.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 64330338 is about 8020.6195521294. The cubic root of 64330338 is about 400.6870234879.

The spelling of 64330338 in words is "sixty-four million, three hundred thirty thousand, three hundred thirty-eight".