28416132 has 36 divisors (see below), whose sum is σ = 74954880. Its totient is φ = 9059952.

The previous prime is 28416121. The next prime is 28416133. The reversal of 28416132 is 23161482.

28416132 is a `hidden beast` number, since 2 + 8 + 41 + 613 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 28416096 and 28416105.

It is not an unprimeable number, because it can be changed into a prime (28416133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16332 + ... + 17987.

It is an arithmetic number, because the mean of its divisors is an integer number (2082080).

Almost surely, 2^28416132 is an apocalyptic number.

It is an amenable number.

28416132 is an abundant number, since it is smaller than the sum of its proper divisors (46538748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28416132 is a wasteful number, since it uses less digits than its factorization.

28416132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34352 (or 34347 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 28416132 is about 5330.6783808442. The cubic root of 28416132 is about 305.1558175431.

The spelling of 28416132 in words is "twenty-eight million, four hundred sixteen thousand, one hundred thirty-two".