10821192 has 16 divisors (see below), whose sum is σ = 27053040. Its totient is φ = 3607056.

The previous prime is 10821179. The next prime is 10821199. The reversal of 10821192 is 29112801.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 450883 = 10821192 / (1 + 0 + 8 + 2 + 1 + 1 + 9 + 2).

It is not an unprimeable number, because it can be changed into a prime (10821199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225418 + ... + 225465.

It is an arithmetic number, because the mean of its divisors is an integer number (1690815).

Almost surely, 2^10821192 is an apocalyptic number.

10821192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10821192 is an abundant number, since it is smaller than the sum of its proper divisors (16231848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10821192 is a wasteful number, since it uses less digits than its factorization.

10821192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450892 (or 450888 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 10821192 is about 3289.5580250240. The cubic root of 10821192 is about 221.1863732263.

Adding to 10821192 its reverse (29112801), we get a palindrome (39933993).

The spelling of 10821192 in words is "ten million, eight hundred twenty-one thousand, one hundred ninety-two".