20229246 has 24 divisors (see below), whose sum is σ = 43945200. Its totient is φ = 6725376.

The previous prime is 20229233. The next prime is 20229257. The reversal of 20229246 is 64292202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6831 + ... + 9333.

It is an arithmetic number, because the mean of its divisors is an integer number (1831050).

Almost surely, 2^20229246 is an apocalyptic number.

20229246 is an abundant number, since it is smaller than the sum of its proper divisors (23715954).

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

20229246 is a wasteful number, since it uses less digits than its factorization.

20229246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960 (or 2957 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 20229246 is about 4497.6934088486. The cubic root of 20229246 is about 272.4749397598.

The spelling of 20229246 in words is "twenty million, two hundred twenty-nine thousand, two hundred forty-six".