34320385 has 8 divisors (see below), whose sum is σ = 44928576. Its totient is φ = 24960240.

The previous prime is 34320383. The next prime is 34320401. The reversal of 34320385 is 58302343.

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

It is not a de Polignac number, because 34320385 - 2¹ = 34320383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34320383) 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, 311949 + ... + 312058.

It is an arithmetic number, because the mean of its divisors is an integer number (5616072).

Almost surely, 2^34320385 is an apocalyptic number.

It is an amenable number.

34320385 is a deficient number, since it is larger than the sum of its proper divisors (10608191).

34320385 is a wasteful number, since it uses less digits than its factorization.

34320385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624023.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 34320385 is about 5858.3602654668. The cubic root of 34320385 is about 324.9755721285.

The spelling of 34320385 in words is "thirty-four million, three hundred twenty thousand, three hundred eighty-five".