2639834962 has 4 divisors (see below), whose sum is σ = 3959752446. Its totient is φ = 1319917480.

The previous prime is 2639834929. The next prime is 2639834969. The reversal of 2639834962 is 2694389362.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1661459121 + 978375841 = 40761^2 + 31279^2 .

It is not an unprimeable number, because it can be changed into a prime (2639834969) 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 as a sum of consecutive naturals, namely, 659958739 + ... + 659958742.

Almost surely, 2^2639834962 is an apocalyptic number.

2639834962 is a deficient number, since it is larger than the sum of its proper divisors (1319917484).

2639834962 is a wasteful number, since it uses less digits than its factorization.

2639834962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319917483.

The product of its digits is 3359232, while the sum is 52.

The square root of 2639834962 is about 51379.3242657005. The cubic root of 2639834962 is about 1382.0558453407.

The spelling of 2639834962 in words is "two billion, six hundred thirty-nine million, eight hundred thirty-four thousand, nine hundred sixty-two".