34378958 has 4 divisors (see below), whose sum is σ = 51568440. Its totient is φ = 17189478.

The previous prime is 34378937. The next prime is 34378963. The reversal of 34378958 is 85987343.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8594738 + ... + 8594741.

It is an arithmetic number, because the mean of its divisors is an integer number (12892110).

Almost surely, 2^34378958 is an apocalyptic number.

34378958 is a deficient number, since it is larger than the sum of its proper divisors (17189482).

34378958 is a wasteful number, since it uses less digits than its factorization.

34378958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17189481.

The product of its digits is 725760, while the sum is 47.

The square root of 34378958 is about 5863.3572294378. The cubic root of 34378958 is about 325.1603406059.

The spelling of 34378958 in words is "thirty-four million, three hundred seventy-eight thousand, nine hundred fifty-eight".