3492985782 has 64 divisors (see below), whose sum is σ = 8341966080. Its totient is φ = 961027200.

The previous prime is 3492985763. The next prime is 3492985807. The reversal of 3492985782 is 2875892943.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 18969 + ... + 85707.

It is an arithmetic number, because the mean of its divisors is an integer number (130343220).

Almost surely, 2^3492985782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3492985782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4170983040).

3492985782 is an abundant number, since it is smaller than the sum of its proper divisors (4848980298).

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

3492985782 is a wasteful number, since it uses less digits than its factorization.

3492985782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66829.

The product of its digits is 8709120, while the sum is 57.

The square root of 3492985782 is about 59101.4871386499. The cubic root of 3492985782 is about 1517.2795554016.

The spelling of 3492985782 in words is "three billion, four hundred ninety-two million, nine hundred eighty-five thousand, seven hundred eighty-two".