34638519 has 4 divisors (see below), whose sum is σ = 46184696. Its totient is φ = 23092344.

The previous prime is 34638511. The next prime is 34638547. The reversal of 34638519 is 91583643.

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

It is not a de Polignac number, because 34638519 - 2³ = 34638511 is a prime.

It is a super-2 number, since 2×34638519² = 2399653997026722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34638511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5773084 + ... + 5773089.

It is an arithmetic number, because the mean of its divisors is an integer number (11546174).

Almost surely, 2^34638519 is an apocalyptic number.

34638519 is a deficient number, since it is larger than the sum of its proper divisors (11546177).

34638519 is a wasteful number, since it uses less digits than its factorization.

34638519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11546176.

The product of its digits is 77760, while the sum is 39.

The square root of 34638519 is about 5885.4497704084. The cubic root of 34638519 is about 325.9766095353.

The spelling of 34638519 in words is "thirty-four million, six hundred thirty-eight thousand, five hundred nineteen".