890940959 has 8 divisors (see below), whose sum is σ = 896525952. Its totient is φ = 885369240.

The previous prime is 890940923. The next prime is 890940979. The reversal of 890940959 is 959049098.

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

It is a cyclic number.

It is not a de Polignac number, because 890940959 - 2¹² = 890936863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 890940959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890940979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153932 + ... + 159614.

It is an arithmetic number, because the mean of its divisors is an integer number (112065744).

Almost surely, 2^890940959 is an apocalyptic number.

890940959 is a deficient number, since it is larger than the sum of its proper divisors (5584993).

890940959 is a wasteful number, since it uses less digits than its factorization.

890940959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6637.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 890940959 is about 29848.6341228539. The cubic root of 890940959 is about 962.2390442044.

The spelling of 890940959 in words is "eight hundred ninety million, nine hundred forty thousand, nine hundred fifty-nine".