34519723 has 4 divisors (see below), whose sum is σ = 39451120. Its totient is φ = 29588328.

The previous prime is 34519691. The next prime is 34519739. The reversal of 34519723 is 32791543.

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

It is not a de Polignac number, because 34519723 - 2⁵ = 34519691 is a prime.

It is a super-2 number, since 2×34519723² = 2383222551993458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34519763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2465688 + ... + 2465701.

It is an arithmetic number, because the mean of its divisors is an integer number (9862780).

Almost surely, 2^34519723 is an apocalyptic number.

34519723 is a deficient number, since it is larger than the sum of its proper divisors (4931397).

34519723 is an equidigital number, since it uses as much as digits as its factorization.

34519723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4931396.

The product of its digits is 22680, while the sum is 34.

The square root of 34519723 is about 5875.3487556059. The cubic root of 34519723 is about 325.6035270733.

The spelling of 34519723 in words is "thirty-four million, five hundred nineteen thousand, seven hundred twenty-three".