3128261482 has 8 divisors (see below), whose sum is σ = 4699366596. Its totient is φ = 1561805952.

The previous prime is 3128261473. The next prime is 3128261489. The reversal of 3128261482 is 2841628213.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2923456761 + 204804721 = 54069^2 + 14311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3128261489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160713 + ... + 1163404.

Almost surely, 2^3128261482 is an apocalyptic number.

3128261482 is a deficient number, since it is larger than the sum of its proper divisors (1571105114).

3128261482 is a wasteful number, since it uses less digits than its factorization.

3128261482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324792.

The product of its digits is 36864, while the sum is 37.

The square root of 3128261482 is about 55930.8634118945. The cubic root of 3128261482 is about 1462.5173125961.

Adding to 3128261482 its reverse (2841628213), we get a palindrome (5969889695).

The spelling of 3128261482 in words is "three billion, one hundred twenty-eight million, two hundred sixty-one thousand, four hundred eighty-two".