34198857 has 48 divisors (see below), whose sum is σ = 62674560. Its totient is φ = 17452800.

The previous prime is 34198837. The next prime is 34198891. The reversal of 34198857 is 75889143.

It is not a de Polignac number, because 34198857 - 2⁶ = 34198793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34198837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41869 + ... + 42677.

It is an arithmetic number, because the mean of its divisors is an integer number (1305720).

Almost surely, 2^34198857 is an apocalyptic number.

It is an amenable number.

34198857 is a deficient number, since it is larger than the sum of its proper divisors (28475703).

34198857 is a wasteful number, since it uses less digits than its factorization.

34198857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894 (or 891 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 34198857 is about 5847.9788816308. The cubic root of 34198857 is about 324.5915405127.

It can be divided in two parts, 34 and 198857, that added together give a palindrome (198891).

The spelling of 34198857 in words is "thirty-four million, one hundred ninety-eight thousand, eight hundred fifty-seven".