34081819 has 4 divisors (see below), whose sum is σ = 34093800. Its totient is φ = 34069840.

The previous prime is 34081811. The next prime is 34081829. The reversal of 34081819 is 91818043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 34081819 - 2³ = 34081811 is a prime.

It is a super-2 number, since 2×34081819² = 2323140772697522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34081811) 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, 984 + ... + 8314.

It is an arithmetic number, because the mean of its divisors is an integer number (8523450).

Almost surely, 2^34081819 is an apocalyptic number.

34081819 is a deficient number, since it is larger than the sum of its proper divisors (11981).

34081819 is an equidigital number, since it uses as much as digits as its factorization.

34081819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11980.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 34081819 is about 5837.9636004347. The cubic root of 34081819 is about 324.2208364642.

The spelling of 34081819 in words is "thirty-four million, eighty-one thousand, eight hundred nineteen".