20206232 has 8 divisors (see below), whose sum is σ = 37886700. Its totient is φ = 10103112.

The previous prime is 20206223. The next prime is 20206247. The reversal of 20206232 is 23260202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 20206232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262882 + ... + 1262897.

Almost surely, 2^20206232 is an apocalyptic number.

It is an amenable number.

20206232 is a deficient number, since it is larger than the sum of its proper divisors (17680468).

20206232 is a wasteful number, since it uses less digits than its factorization.

20206232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525785 (or 2525781 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 20206232 is about 4495.1342582842. The cubic root of 20206232 is about 272.3715726223.

Adding to 20206232 its reverse (23260202), we get a palindrome (43466434).

The spelling of 20206232 in words is "twenty million, two hundred six thousand, two hundred thirty-two".