20225834 has 8 divisors (see below), whose sum is σ = 30391200. Its totient is φ = 10095436.

The previous prime is 20225819. The next prime is 20225837. The reversal of 20225834 is 43852202.

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

It is not an unprimeable number, because it can be changed into a prime (20225837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7244 + ... + 9639.

It is an arithmetic number, because the mean of its divisors is an integer number (3798900).

Almost surely, 2^20225834 is an apocalyptic number.

20225834 is a deficient number, since it is larger than the sum of its proper divisors (10165366).

20225834 is a wasteful number, since it uses less digits than its factorization.

20225834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17484.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 20225834 is about 4497.3140873192. The cubic root of 20225834 is about 272.4596197495.

The spelling of 20225834 in words is "twenty million, two hundred twenty-five thousand, eight hundred thirty-four".