3499744860 has 96 divisors (see below), whose sum is σ = 11361530880. Its totient is φ = 892685376.

The previous prime is 3499744819. The next prime is 3499744861. The reversal of 3499744860 is 684479943.

It is a happy number.

3499744860 is a `hidden beast` number, since 3 + 4 + 99 + 74 + 486 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3499744797 and 3499744806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3499744861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128472 + ... + 153311.

It is an arithmetic number, because the mean of its divisors is an integer number (118349280).

Almost surely, 2^3499744860 is an apocalyptic number.

3499744860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3499744860 is an abundant number, since it is smaller than the sum of its proper divisors (7861786020).

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

3499744860 is a wasteful number, since it uses less digits than its factorization.

3499744860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281824 (or 281816 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The square root of 3499744860 is about 59158.6414651317. The cubic root of 3499744860 is about 1518.2575919313.

The spelling of 3499744860 in words is "three billion, four hundred ninety-nine million, seven hundred forty-four thousand, eight hundred sixty".