34920638 has 8 divisors (see below), whose sum is σ = 52475688. Its totient is φ = 17428744.

The previous prime is 34920629. The next prime is 34920653. The reversal of 34920638 is 83602943.

It is a happy number.

34920638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 34920598 and 34920607.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 14381 + ... + 16632.

It is an arithmetic number, because the mean of its divisors is an integer number (6559461).

Almost surely, 2^34920638 is an apocalyptic number.

34920638 is a deficient number, since it is larger than the sum of its proper divisors (17555050).

34920638 is a wasteful number, since it uses less digits than its factorization.

34920638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31578.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 34920638 is about 5909.3686634022. The cubic root of 34920638 is about 326.8592073770.

The spelling of 34920638 in words is "thirty-four million, nine hundred twenty thousand, six hundred thirty-eight".