20296293 has 4 divisors (see below), whose sum is σ = 27061728. Its totient is φ = 13530860.

The previous prime is 20296291. The next prime is 20296337. The reversal of 20296293 is 39269202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20296293 - 2¹ = 20296291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20296291) 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, 3382713 + ... + 3382718.

It is an arithmetic number, because the mean of its divisors is an integer number (6765432).

Almost surely, 2^20296293 is an apocalyptic number.

It is an amenable number.

20296293 is a deficient number, since it is larger than the sum of its proper divisors (6765435).

20296293 is an equidigital number, since it uses as much as digits as its factorization.

20296293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765434.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 20296293 is about 4505.1407303213. The cubic root of 20296293 is about 272.7756344641.

The spelling of 20296293 in words is "twenty million, two hundred ninety-six thousand, two hundred ninety-three".