1047687422 has 8 divisors (see below), whose sum is σ = 1571777136. Its totient is φ = 523761712.

The previous prime is 1047687419. The next prime is 1047687427. The reversal of 1047687422 is 2247867401.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1047687422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047687427) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 23543 + ... + 51474.

It is an arithmetic number, because the mean of its divisors is an integer number (196472142).

Almost surely, 2^1047687422 is an apocalyptic number.

1047687422 is a deficient number, since it is larger than the sum of its proper divisors (524089714).

1047687422 is an equidigital number, since it uses as much as digits as its factorization.

1047687422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82002.

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 1047687422 is about 32367.9999691053. Note that the first 4 decimals coincide. The cubic root of 1047687422 is about 1015.6496191675.

The spelling of 1047687422 in words is "one billion, forty-seven million, six hundred eighty-seven thousand, four hundred twenty-two".