10820998 has 8 divisors (see below), whose sum is σ = 16576992. Its totient is φ = 5295336.

The previous prime is 10820981. The next prime is 10821001. The reversal of 10820998 is 89902801.

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

It is a congruent number.

It is an unprimeable number.

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, 57465 + ... + 57652.

It is an arithmetic number, because the mean of its divisors is an integer number (2072124).

Almost surely, 2^10820998 is an apocalyptic number.

10820998 is a deficient number, since it is larger than the sum of its proper divisors (5755994).

10820998 is a wasteful number, since it uses less digits than its factorization.

10820998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115166.

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 10820998 is about 3289.5285376479. The cubic root of 10820998 is about 221.1850514245.

The spelling of 10820998 in words is "ten million, eight hundred twenty thousand, nine hundred ninety-eight".