34028378 has 4 divisors (see below), whose sum is σ = 51042570. Its totient is φ = 17014188.

The previous prime is 34028377. The next prime is 34028387. The reversal of 34028378 is 87382043.

34028378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 34023889 + 4489 = 5833^2 + 67^2 .

It is not an unprimeable number, because it can be changed into a prime (34028377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8507093 + ... + 8507096.

Almost surely, 2^34028378 is an apocalyptic number.

34028378 is a deficient number, since it is larger than the sum of its proper divisors (17014192).

34028378 is a wasteful number, since it uses less digits than its factorization.

34028378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17014191.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 34028378 is about 5833.3847807255. The cubic root of 34028378 is about 324.0512861455.

The spelling of 34028378 in words is "thirty-four million, twenty-eight thousand, three hundred seventy-eight".