1047879 has 12 divisors (see below), whose sum is σ = 1729936. Its totient is φ = 598752.

The previous prime is 1047859. The next prime is 1047881. The reversal of 1047879 is 9787401.

It is not a de Polignac number, because 1047879 - 2⁷ = 1047751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8254 + ... + 8379.

2^1047879 is an apocalyptic number.

1047879 is a deficient number, since it is larger than the sum of its proper divisors (682057).

1047879 is a wasteful number, since it uses less digits than its factorization.

1047879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16646 (or 16643 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 1047879 is about 1023.6596113943. The cubic root of 1047879 is about 101.5711521939.

The spelling of 1047879 in words is "one million, forty-seven thousand, eight hundred seventy-nine".