3494707218 has 12 divisors (see below), whose sum is σ = 7571865678. Its totient is φ = 1164902400.

The previous prime is 3494707211. The next prime is 3494707219. The reversal of 3494707218 is 8127074943.

It can be written as a sum of positive squares in only one way, i.e., 3276761049 + 217946169 = 57243^2 + 14763^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3494707211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97075183 + ... + 97075218.

Almost surely, 2^3494707218 is an apocalyptic number.

3494707218 is an abundant number, since it is smaller than the sum of its proper divisors (4077158460).

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

3494707218 is a wasteful number, since it uses less digits than its factorization.

3494707218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194150409 (or 194150406 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 3494707218 is about 59116.0487346710. The cubic root of 3494707218 is about 1517.5287663306.

The spelling of 3494707218 in words is "three billion, four hundred ninety-four million, seven hundred seven thousand, two hundred eighteen".