2742391606 has 8 divisors (see below), whose sum is σ = 4174984440. Its totient is φ = 1350730128.

The previous prime is 2742391577. The next prime is 2742391627. The reversal of 2742391606 is 6061932472.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 10232671 + ... + 10232938.

It is an arithmetic number, because the mean of its divisors is an integer number (521873055).

Almost surely, 2^2742391606 is an apocalyptic number.

2742391606 is a deficient number, since it is larger than the sum of its proper divisors (1432592834).

2742391606 is a wasteful number, since it uses less digits than its factorization.

2742391606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20465678.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 2742391606 is about 52367.8489724373. The cubic root of 2742391606 is about 1399.7264101436.

The spelling of 2742391606 in words is "two billion, seven hundred forty-two million, three hundred ninety-one thousand, six hundred six".