20246326 has 16 divisors (see below), whose sum is σ = 31494096. Its totient is φ = 9753696.

The previous prime is 20246309. The next prime is 20246329. The reversal of 20246326 is 62364202.

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 20246326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20246329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6640 + ... + 9196.

It is an arithmetic number, because the mean of its divisors is an integer number (1968381).

Almost surely, 2^20246326 is an apocalyptic number.

20246326 is a deficient number, since it is larger than the sum of its proper divisors (11247770).

20246326 is a wasteful number, since it uses less digits than its factorization.

20246326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703.

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

The square root of 20246326 is about 4499.5917592599. The cubic root of 20246326 is about 272.5516037277.

The spelling of 20246326 in words is "twenty million, two hundred forty-six thousand, three hundred twenty-six".