20246236 has 12 divisors (see below), whose sum is σ = 35466480. Its totient is φ = 10112960.

The previous prime is 20246227. The next prime is 20246243. The reversal of 20246236 is 63264202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20246236.

It is a congruent number.

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, 3585 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (2955540).

Almost surely, 2^20246236 is an apocalyptic number.

It is an amenable number.

20246236 is a deficient number, since it is larger than the sum of its proper divisors (15220244).

20246236 is a wasteful number, since it uses less digits than its factorization.

20246236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5084 (or 5082 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 20246236 is about 4499.5817583415. The cubic root of 20246236 is about 272.5511998736.

The spelling of 20246236 in words is "twenty million, two hundred forty-six thousand, two hundred thirty-six".