34543899 has 12 divisors (see below), whose sum is σ = 53735136. Its totient is φ = 21257712.

The previous prime is 34543897. The next prime is 34543909. The reversal of 34543899 is 99834543.

It is a happy number.

It is not a de Polignac number, because 34543899 - 2¹ = 34543897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34543891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147507 + ... + 147740.

It is an arithmetic number, because the mean of its divisors is an integer number (4477928).

Almost surely, 2^34543899 is an apocalyptic number.

34543899 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

34543899 is a deficient number, since it is larger than the sum of its proper divisors (19191237).

34543899 is a wasteful number, since it uses less digits than its factorization.

34543899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295266 (or 295263 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 34543899 is about 5877.4058052852. The cubic root of 34543899 is about 325.6795218306.

It can be divided in two parts, 345 and 43899, that added together give a palindrome (44244).

The spelling of 34543899 in words is "thirty-four million, five hundred forty-three thousand, eight hundred ninety-nine".