3481582642 has 4 divisors (see below), whose sum is σ = 5222373966. Its totient is φ = 1740791320.

The previous prime is 3481582639. The next prime is 3481582661. The reversal of 3481582642 is 2462851843.

It is a happy number.

3481582642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2462851843 = 149 ⋅16529207.

It can be written as a sum of positive squares in only one way, i.e., 3304985121 + 176597521 = 57489^2 + 13289^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 870395659 + ... + 870395662.

Almost surely, 2^3481582642 is an apocalyptic number.

3481582642 is a deficient number, since it is larger than the sum of its proper divisors (1740791324).

3481582642 is a wasteful number, since it uses less digits than its factorization.

3481582642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740791323.

The product of its digits is 368640, while the sum is 43.

The square root of 3481582642 is about 59004.9374374721. The cubic root of 3481582642 is about 1515.6266607001.

The spelling of 3481582642 in words is "three billion, four hundred eighty-one million, five hundred eighty-two thousand, six hundred forty-two".