34070138 has 4 divisors (see below), whose sum is σ = 51105210. Its totient is φ = 17035068.

The previous prime is 34070137. The next prime is 34070189. The reversal of 34070138 is 83107043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83107043 = 89 ⋅933787.

It can be written as a sum of positive squares in only one way, i.e., 31888609 + 2181529 = 5647^2 + 1477^2 .

It is not an unprimeable number, because it can be changed into a prime (34070137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8517533 + ... + 8517536.

Almost surely, 2^34070138 is an apocalyptic number.

34070138 is a deficient number, since it is larger than the sum of its proper divisors (17035072).

34070138 is a wasteful number, since it uses less digits than its factorization.

34070138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17035071.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 34070138 is about 5836.9630802327. The cubic root of 34070138 is about 324.1837917245.

The spelling of 34070138 in words is "thirty-four million, seventy thousand, one hundred thirty-eight".