3498117321 has 16 divisors (see below), whose sum is σ = 4740336000. Its totient is φ = 2294252928.

The previous prime is 3498117313. The next prime is 3498117461. The reversal of 3498117321 is 1237118943.

It is not a de Polignac number, because 3498117321 - 2³ = 3498117313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3498117321.

It is not an unprimeable number, because it can be changed into a prime (3498117521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20215 + ... + 86051.

It is an arithmetic number, because the mean of its divisors is an integer number (296271000).

Almost surely, 2^3498117321 is an apocalyptic number.

It is an amenable number.

3498117321 is a deficient number, since it is larger than the sum of its proper divisors (1242218679).

3498117321 is a wasteful number, since it uses less digits than its factorization.

3498117321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66128.

The product of its digits is 36288, while the sum is 39.

The square root of 3498117321 is about 59144.8841490116. The cubic root of 3498117321 is about 1518.0222027161.

The spelling of 3498117321 in words is "three billion, four hundred ninety-eight million, one hundred seventeen thousand, three hundred twenty-one".