11820494 has 8 divisors (see below), whose sum is σ = 20263728. Its totient is φ = 5065920.

The previous prime is 11820493. The next prime is 11820521. The reversal of 11820494 is 49402811.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11820493) 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, 422147 + ... + 422174.

It is an arithmetic number, because the mean of its divisors is an integer number (2532966).

Almost surely, 2^11820494 is an apocalyptic number.

11820494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11820494 is a deficient number, since it is larger than the sum of its proper divisors (8443234).

11820494 is an equidigital number, since it uses as much as digits as its factorization.

11820494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844330.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 11820494 is about 3438.0945304049. The cubic root of 11820494 is about 227.7955358927.

The spelling of 11820494 in words is "eleven million, eight hundred twenty thousand, four hundred ninety-four".