34520638 has 8 divisors (see below), whose sum is σ = 51915240. Its totient is φ = 17215560.

The previous prime is 34520621. The next prime is 34520653. The reversal of 34520638 is 83602543.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21408 + ... + 22963.

It is an arithmetic number, because the mean of its divisors is an integer number (6489405).

Almost surely, 2^34520638 is an apocalyptic number.

34520638 is a deficient number, since it is larger than the sum of its proper divisors (17394602).

34520638 is a wasteful number, since it uses less digits than its factorization.

34520638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44762.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 34520638 is about 5875.4266228079. The cubic root of 34520638 is about 325.6064039272.

The spelling of 34520638 in words is "thirty-four million, five hundred twenty thousand, six hundred thirty-eight".