34151638 has 4 divisors (see below), whose sum is σ = 51227460. Its totient is φ = 17075818.

The previous prime is 34151627. The next prime is 34151653. The reversal of 34151638 is 83615143.

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, 8537908 + ... + 8537911.

It is an arithmetic number, because the mean of its divisors is an integer number (12806865).

Almost surely, 2^34151638 is an apocalyptic number.

34151638 is a deficient number, since it is larger than the sum of its proper divisors (17075822).

34151638 is a wasteful number, since it uses less digits than its factorization.

34151638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17075821.

The product of its digits is 8640, while the sum is 31.

The square root of 34151638 is about 5843.9402803246. The cubic root of 34151638 is about 324.4420818392.

The spelling of 34151638 in words is "thirty-four million, one hundred fifty-one thousand, six hundred thirty-eight".