2606242642 has 32 divisors (see below), whose sum is σ = 4087321920. Its totient is φ = 1245404160.

The previous prime is 2606242621. The next prime is 2606242693. The reversal of 2606242642 is 2462426062.

It is a junction number, because it is equal to n+sod(n) for n = 2606242598 and 2606242607.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 820834 + ... + 824002.

It is an arithmetic number, because the mean of its divisors is an integer number (127728810).

Almost surely, 2^2606242642 is an apocalyptic number.

2606242642 is a deficient number, since it is larger than the sum of its proper divisors (1481079278).

2606242642 is a wasteful number, since it uses less digits than its factorization.

2606242642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3418.

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 2606242642 is about 51051.3725770424. The cubic root of 2606242642 is about 1376.1685083119.

The spelling of 2606242642 in words is "two billion, six hundred six million, two hundred forty-two thousand, six hundred forty-two".