34321678 has 4 divisors (see below), whose sum is σ = 51482520. Its totient is φ = 17160838.

The previous prime is 34321663. The next prime is 34321709. The reversal of 34321678 is 87612343.

It is a happy number.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8580418 + ... + 8580421.

It is an arithmetic number, because the mean of its divisors is an integer number (12870630).

Almost surely, 2^34321678 is an apocalyptic number.

34321678 is a deficient number, since it is larger than the sum of its proper divisors (17160842).

34321678 is a wasteful number, since it uses less digits than its factorization.

34321678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17160841.

The product of its digits is 24192, while the sum is 34.

The square root of 34321678 is about 5858.4706195389. The cubic root of 34321678 is about 324.9796531641.

The spelling of 34321678 in words is "thirty-four million, three hundred twenty-one thousand, six hundred seventy-eight".