20364532 has 12 divisors (see below), whose sum is σ = 35669536. Its totient is φ = 10173240.

The previous prime is 20364527. The next prime is 20364557. The reversal of 20364532 is 23546302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20364497 and 20364506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7657 + ... + 9967.

Almost surely, 2^20364532 is an apocalyptic number.

It is an amenable number.

20364532 is a deficient number, since it is larger than the sum of its proper divisors (15305004).

20364532 is a wasteful number, since it uses less digits than its factorization.

20364532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518 (or 4516 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 20364532 is about 4512.7078345490. The cubic root of 20364532 is about 273.0809958833.

The spelling of 20364532 in words is "twenty million, three hundred sixty-four thousand, five hundred thirty-two".