34939818 has 12 divisors (see below), whose sum is σ = 75702978. Its totient is φ = 11646600.

The previous prime is 34939787. The next prime is 34939819. The reversal of 34939818 is 81893943.

It can be written as a sum of positive squares in only one way, i.e., 34539129 + 400689 = 5877^2 + 633^2 .

It is not an unprimeable number, because it can be changed into a prime (34939819) 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 5 ways as a sum of consecutive naturals, for example, 970533 + ... + 970568.

Almost surely, 2^34939818 is an apocalyptic number.

34939818 is an abundant number, since it is smaller than the sum of its proper divisors (40763160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34939818 is a wasteful number, since it uses less digits than its factorization.

34939818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941109 (or 1941106 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 34939818 is about 5910.9912874238. The cubic root of 34939818 is about 326.9190383971.

The spelling of 34939818 in words is "thirty-four million, nine hundred thirty-nine thousand, eight hundred eighteen".