34121854 has 8 divisors (see below), whose sum is σ = 55119960. Its totient is φ = 15748536.

The previous prime is 34121851. The next prime is 34121861. The reversal of 34121854 is 45812143.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34121851) 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 3 ways as a sum of consecutive naturals, for example, 656164 + ... + 656215.

It is an arithmetic number, because the mean of its divisors is an integer number (6889995).

Almost surely, 2^34121854 is an apocalyptic number.

34121854 is a deficient number, since it is larger than the sum of its proper divisors (20998106).

34121854 is a wasteful number, since it uses less digits than its factorization.

34121854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312394.

The product of its digits is 3840, while the sum is 28.

The square root of 34121854 is about 5841.3914438257. The cubic root of 34121854 is about 324.3477379657.

Adding to 34121854 its reverse (45812143), we get a palindrome (79933997).

The spelling of 34121854 in words is "thirty-four million, one hundred twenty-one thousand, eight hundred fifty-four".