20089532 has 12 divisors (see below), whose sum is σ = 35498736. Its totient is φ = 9947040.

The previous prime is 20089513. The next prime is 20089541. The reversal of 20089532 is 23598002.

It is a junction number, because it is equal to n+sod(n) for n = 20089495 and 20089504.

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, 23969 + ... + 24792.

It is an arithmetic number, because the mean of its divisors is an integer number (2958228).

Almost surely, 2^20089532 is an apocalyptic number.

It is an amenable number.

20089532 is a deficient number, since it is larger than the sum of its proper divisors (15409204).

20089532 is a wasteful number, since it uses less digits than its factorization.

20089532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48868 (or 48866 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 20089532 is about 4482.1347592414. The cubic root of 20089532 is about 271.8462041462.

The spelling of 20089532 in words is "twenty million, eighty-nine thousand, five hundred thirty-two".