20226310 has 32 divisors (see below), whose sum is σ = 39497472. Its totient is φ = 7413120.

The previous prime is 20226301. The next prime is 20226313. The reversal of 20226310 is 1362202.

It is a super-2 number, since 2×20226310² = 818207232432200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20226313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19915 + ... + 20905.

It is an arithmetic number, because the mean of its divisors is an integer number (1234296).

Almost surely, 2^20226310 is an apocalyptic number.

20226310 is a deficient number, since it is larger than the sum of its proper divisors (19271162).

20226310 is a wasteful number, since it uses less digits than its factorization.

20226310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 20226310 is about 4497.3670074834. The cubic root of 20226310 is about 272.4617571111.

Adding to 20226310 its reverse (1362202), we get a palindrome (21588512).

The spelling of 20226310 in words is "twenty million, two hundred twenty-six thousand, three hundred ten".