1306727422 has 64 divisors (see below), whose sum is σ = 2657700864. Its totient is φ = 465315840.

The previous prime is 1306727399. The next prime is 1306727453. The reversal of 1306727422 is 2247276031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203038 + ... + 209374.

It is an arithmetic number, because the mean of its divisors is an integer number (41526576).

Almost surely, 2^1306727422 is an apocalyptic number.

1306727422 is an abundant number, since it is smaller than the sum of its proper divisors (1350973442).

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

1306727422 is a wasteful number, since it uses less digits than its factorization.

1306727422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6473.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 1306727422 is about 36148.6849276706. The cubic root of 1306727422 is about 1093.2722757603.

The spelling of 1306727422 in words is "one billion, three hundred six million, seven hundred twenty-seven thousand, four hundred twenty-two".