20576132 has 12 divisors (see below), whose sum is σ = 36618960. Its totient is φ = 10113576.

The previous prime is 20576131. The next prime is 20576141. The reversal of 20576132 is 23167502.

It is not an unprimeable number, because it can be changed into a prime (20576131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43358 + ... + 43829.

It is an arithmetic number, because the mean of its divisors is an integer number (3051580).

Almost surely, 2^20576132 is an apocalyptic number.

It is an amenable number.

20576132 is a deficient number, since it is larger than the sum of its proper divisors (16042828).

20576132 is a wasteful number, since it uses less digits than its factorization.

20576132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87250 (or 87248 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 20576132 is about 4536.0921507394. The cubic root of 20576132 is about 274.0235652029.

The spelling of 20576132 in words is "twenty million, five hundred seventy-six thousand, one hundred thirty-two".