34197819 has 8 divisors (see below), whose sum is σ = 45629760. Its totient is φ = 22782216.

The previous prime is 34197817. The next prime is 34197827. The reversal of 34197819 is 91879143.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34197819 - 2¹ = 34197817 is a prime.

It is a super-2 number, since 2×34197819² = 2338981648713522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34197817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2172 + ... + 8550.

It is an arithmetic number, because the mean of its divisors is an integer number (5703720).

Almost surely, 2^34197819 is an apocalyptic number.

34197819 is a deficient number, since it is larger than the sum of its proper divisors (11431941).

34197819 is a wasteful number, since it uses less digits than its factorization.

34197819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8169.

The product of its digits is 54432, while the sum is 42.

The square root of 34197819 is about 5847.8901323469. The cubic root of 34197819 is about 324.5882564904.

The spelling of 34197819 in words is "thirty-four million, one hundred ninety-seven thousand, eight hundred nineteen".