20226532 has 18 divisors (see below), whose sum is σ = 37603202. Its totient is φ = 9517824.

The previous prime is 20226529. The next prime is 20226587. The reversal of 20226532 is 23562202.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2027776 + 18198756 = 1424^2 + 4266^2 .

It is a super-2 number, since 2×20226532² = 818225193494048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7593 + ... + 9904.

Almost surely, 2^20226532 is an apocalyptic number.

It is an amenable number.

20226532 is a deficient number, since it is larger than the sum of its proper divisors (17376670).

20226532 is a wasteful number, since it uses less digits than its factorization.

20226532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17535 (or 17516 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 20226532 is about 4497.3916885235. The cubic root of 20226532 is about 272.4627539364.

Adding to 20226532 its reverse (23562202), we get a palindrome (43788734).

The spelling of 20226532 in words is "twenty million, two hundred twenty-six thousand, five hundred thirty-two".