3498722720 has 48 divisors (see below), whose sum is σ = 8309081088. Its totient is φ = 1392149760.

The previous prime is 3498722707. The next prime is 3498722729. The reversal of 3498722720 is 272278943.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3498722729) 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 7 ways as a sum of consecutive naturals, for example, 26684 + ... + 87803.

It is an arithmetic number, because the mean of its divisors is an integer number (173105856).

Almost surely, 2^3498722720 is an apocalyptic number.

It is an amenable number.

3498722720 is an abundant number, since it is smaller than the sum of its proper divisors (4810358368).

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

3498722720 is a wasteful number, since it uses less digits than its factorization.

3498722720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114693 (or 114685 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 3498722720 is about 59150.0018596788. The cubic root of 3498722720 is about 1518.1097694488.

The spelling of 3498722720 in words is "three billion, four hundred ninety-eight million, seven hundred twenty-two thousand, seven hundred twenty".