2681974446 has 16 divisors (see below), whose sum is σ = 5454864000. Its totient is φ = 878838968.

The previous prime is 2681974439. The next prime is 2681974447. The reversal of 2681974446 is 6444791862.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2681974447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3787746 + ... + 3788453.

It is an arithmetic number, because the mean of its divisors is an integer number (340929000).

Almost surely, 2^2681974446 is an apocalyptic number.

2681974446 is an abundant number, since it is smaller than the sum of its proper divisors (2772889554).

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

2681974446 is a wasteful number, since it uses less digits than its factorization.

2681974446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7576263.

The product of its digits is 2322432, while the sum is 51.

The square root of 2681974446 is about 51787.7827870628. The cubic root of 2681974446 is about 1389.3709428646.

The spelling of 2681974446 in words is "two billion, six hundred eighty-one million, nine hundred seventy-four thousand, four hundred forty-six".