34520538 has 16 divisors (see below), whose sum is σ = 74352096. Its totient is φ = 10621680.

The previous prime is 34520537. The next prime is 34520561. The reversal of 34520538 is 83502543.

It is not an unprimeable number, because it can be changed into a prime (34520531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221208 + ... + 221363.

It is an arithmetic number, because the mean of its divisors is an integer number (4647006).

Almost surely, 2^34520538 is an apocalyptic number.

34520538 is an abundant number, since it is smaller than the sum of its proper divisors (39831558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34520538 is a wasteful number, since it uses less digits than its factorization.

34520538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442589.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 34520538 is about 5875.4181127814. The cubic root of 34520538 is about 325.6060895194.

The spelling of 34520538 in words is "thirty-four million, five hundred twenty thousand, five hundred thirty-eight".