20359132 has 24 divisors (see below), whose sum is σ = 37984464. Its totient is φ = 9514752.

The previous prime is 20359123. The next prime is 20359133. The reversal of 20359132 is 23195302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20359097 and 20359106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20359133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9723 + ... + 11629.

It is an arithmetic number, because the mean of its divisors is an integer number (1582686).

Almost surely, 2^20359132 is an apocalyptic number.

It is an amenable number.

20359132 is a deficient number, since it is larger than the sum of its proper divisors (17625332).

20359132 is a wasteful number, since it uses less digits than its factorization.

20359132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2085 (or 2083 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 20359132 is about 4512.1094844873. The cubic root of 20359132 is about 273.0568564016.

The spelling of 20359132 in words is "twenty million, three hundred fifty-nine thousand, one hundred thirty-two".