3498704685 has 80 divisors (see below), whose sum is σ = 7479495936. Its totient is φ = 1529839872.

The previous prime is 3498704663. The next prime is 3498704711. The reversal of 3498704685 is 5864078943.

3498704685 is a `hidden beast` number, since 3 + 498 + 70 + 4 + 6 + 85 = 666.

It is not a de Polignac number, because 3498704685 - 2⁶ = 3498704621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 38377 + ... + 92033.

Almost surely, 2^3498704685 is an apocalyptic number.

3498704685 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3498704685 is an abundant number, since it is smaller than the sum of its proper divisors (3980791251).

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

3498704685 is a wasteful number, since it uses less digits than its factorization.

3498704685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53704 (or 53695 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The square root of 3498704685 is about 59149.8494080923. The cubic root of 3498704685 is about 1518.1071609581.

The spelling of 3498704685 in words is "three billion, four hundred ninety-eight million, seven hundred four thousand, six hundred eighty-five".