20235352 has 8 divisors (see below), whose sum is σ = 37941300. Its totient is φ = 10117672.

The previous prime is 20235329. The next prime is 20235353. The reversal of 20235352 is 25353202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20235353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1264702 + ... + 1264717.

Almost surely, 2^20235352 is an apocalyptic number.

It is an amenable number.

20235352 is a deficient number, since it is larger than the sum of its proper divisors (17705948).

20235352 is a wasteful number, since it uses less digits than its factorization.

20235352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529425 (or 2529421 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 20235352 is about 4498.3721500116. The cubic root of 20235352 is about 272.5023516336.

Adding to 20235352 its reverse (25353202), we get a palindrome (45588554).

The spelling of 20235352 in words is "twenty million, two hundred thirty-five thousand, three hundred fifty-two".