34512723 has 20 divisors (see below), whose sum is σ = 58922160. Its totient is φ = 19721232.

The previous prime is 34512713. The next prime is 34512761. The reversal of 34512723 is 32721543.

It is not a de Polignac number, because 34512723 - 2⁴ = 34512707 is a prime.

It is a super-2 number, since 2×34512723² = 2382256097749458, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34512713) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29868 + ... + 31001.

It is an arithmetic number, because the mean of its divisors is an integer number (2946108).

Almost surely, 2^34512723 is an apocalyptic number.

34512723 is a deficient number, since it is larger than the sum of its proper divisors (24409437).

34512723 is an equidigital number, since it uses as much as digits as its factorization.

34512723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60888 (or 60879 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 34512723 is about 5874.7530160850. The cubic root of 34512723 is about 325.5815166730.

The spelling of 34512723 in words is "thirty-four million, five hundred twelve thousand, seven hundred twenty-three".