34180823 has 4 divisors (see below), whose sum is σ = 34218240. Its totient is φ = 34143408.

The previous prime is 34180819. The next prime is 34180831. The reversal of 34180823 is 32808143.

It is a happy number.

34180823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34180823 - 2² = 34180819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34180843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17303 + ... + 19176.

It is an arithmetic number, because the mean of its divisors is an integer number (8554560).

Almost surely, 2^34180823 is an apocalyptic number.

34180823 is a deficient number, since it is larger than the sum of its proper divisors (37417).

34180823 is an equidigital number, since it uses as much as digits as its factorization.

34180823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37416.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 34180823 is about 5846.4367780726. The cubic root of 34180823 is about 324.5344751252.

Adding to 34180823 its reverse (32808143), we get a palindrome (66988966).

The spelling of 34180823 in words is "thirty-four million, one hundred eighty thousand, eight hundred twenty-three".