34249889 has 4 divisors (see below), whose sum is σ = 34305840. Its totient is φ = 34193940.

The previous prime is 34249877. The next prime is 34249907. The reversal of 34249889 is 98894243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34249889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34240889) 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, 27047 + ... + 28284.

It is an arithmetic number, because the mean of its divisors is an integer number (8576460).

Almost surely, 2^34249889 is an apocalyptic number.

It is an amenable number.

34249889 is a deficient number, since it is larger than the sum of its proper divisors (55951).

34249889 is an equidigital number, since it uses as much as digits as its factorization.

34249889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55950.

The product of its digits is 497664, while the sum is 47.

The square root of 34249889 is about 5852.3404719821. The cubic root of 34249889 is about 324.7529135769.

The spelling of 34249889 in words is "thirty-four million, two hundred forty-nine thousand, eight hundred eighty-nine".