11824890 has 64 divisors (see below), whose sum is σ = 35389440. Its totient is φ = 2456640.

The previous prime is 11824889. The next prime is 11824909. The reversal of 11824890 is 9842811.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250 + ... + 4869.

It is an arithmetic number, because the mean of its divisors is an integer number (552960).

Almost surely, 2^11824890 is an apocalyptic number.

11824890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11824890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17694720).

11824890 is an abundant number, since it is smaller than the sum of its proper divisors (23564550).

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

11824890 is a wasteful number, since it uses less digits than its factorization.

11824890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5147.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 11824890 is about 3438.7337785877. The cubic root of 11824890 is about 227.8237711781.

The spelling of 11824890 in words is "eleven million, eight hundred twenty-four thousand, eight hundred ninety".