3498405656 has 32 divisors (see below), whose sum is σ = 6950629440. Its totient is φ = 1645060608.

The previous prime is 3498405637. The next prime is 3498405683. The reversal of 3498405656 is 6565048943.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184490 + ... + 202566.

It is an arithmetic number, because the mean of its divisors is an integer number (217207170).

Almost surely, 2^3498405656 is an apocalyptic number.

It is an amenable number.

3498405656 is a deficient number, since it is larger than the sum of its proper divisors (3452223784).

3498405656 is a wasteful number, since it uses less digits than its factorization.

3498405656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19523 (or 19519 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The square root of 3498405656 is about 59147.3216299775. The cubic root of 3498405656 is about 1518.0639096179.

The spelling of 3498405656 in words is "three billion, four hundred ninety-eight million, four hundred five thousand, six hundred fifty-six".