34745243 has 16 divisors (see below), whose sum is σ = 39674880. Its totient is φ = 30163104.

The previous prime is 34745239. The next prime is 34745279. The reversal of 34745243 is 34254743.

It is a cyclic number.

It is not a de Polignac number, because 34745243 - 2² = 34745239 is a prime.

It is a super-2 number, since 2×34745243² = 2414463822258098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34745233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39830 + ... + 40692.

It is an arithmetic number, because the mean of its divisors is an integer number (2479680).

Almost surely, 2^34745243 is an apocalyptic number.

34745243 is a deficient number, since it is larger than the sum of its proper divisors (4929637).

34745243 is a wasteful number, since it uses less digits than its factorization.

34745243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058.

The product of its digits is 40320, while the sum is 32.

The square root of 34745243 is about 5894.5095639926. The cubic root of 34745243 is about 326.3110528079.

Adding to 34745243 its reverse (34254743), we get a palindrome (68999986).

The spelling of 34745243 in words is "thirty-four million, seven hundred forty-five thousand, two hundred forty-three".