11834920 has 16 divisors (see below), whose sum is σ = 26628660. Its totient is φ = 4733952.

The previous prime is 11834909. The next prime is 11834951. The reversal of 11834920 is 2943811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11035684 + 799236 = 3322^2 + 894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147897 + ... + 147976.

Almost surely, 2^11834920 is an apocalyptic number.

11834920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11834920 is an abundant number, since it is smaller than the sum of its proper divisors (14793740).

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

11834920 is a wasteful number, since it uses less digits than its factorization.

11834920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295884 (or 295880 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 11834920 is about 3440.1918551151. The cubic root of 11834920 is about 227.8881671726. Note that the first 3 decimals are identical.

The spelling of 11834920 in words is "eleven million, eight hundred thirty-four thousand, nine hundred twenty".