20220532 has 6 divisors (see below), whose sum is σ = 35385938. Its totient is φ = 10110264.

The previous prime is 20220517. The next prime is 20220581. The reversal of 20220532 is 23502202.

It can be written as a sum of positive squares in only one way, i.e., 10523536 + 9696996 = 3244^2 + 3114^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2527563 + ... + 2527570.

Almost surely, 2^20220532 is an apocalyptic number.

It is an amenable number.

20220532 is a deficient number, since it is larger than the sum of its proper divisors (15165406).

20220532 is a wasteful number, since it uses less digits than its factorization.

20220532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055137 (or 5055135 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 20220532 is about 4496.7245857402. The cubic root of 20220532 is about 272.4358101479.

Adding to 20220532 its reverse (23502202), we get a palindrome (43722734).

The spelling of 20220532 in words is "twenty million, two hundred twenty thousand, five hundred thirty-two".