1079990 has 8 divisors (see below), whose sum is σ = 1944000. Its totient is φ = 431992.

The previous prime is 1079987. The next prime is 1079999. The reversal of 1079990 is 999701.

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 1079990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53990 + ... + 54009.

It is an arithmetic number, because the mean of its divisors is an integer number (243000).

2^1079990 is an apocalyptic number.

1079990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1079990 is a deficient number, since it is larger than the sum of its proper divisors (864010).

1079990 is a wasteful number, since it uses less digits than its factorization.

1079990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108006.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 1079990 is about 1039.2256732779. The cubic root of 1079990 is about 102.5982401374.

The spelling of 1079990 in words is "one million, seventy-nine thousand, nine hundred ninety".