28546746 has 16 divisors (see below), whose sum is σ = 57163008. Its totient is φ = 9504000.

The previous prime is 28546733. The next prime is 28546751. The reversal of 28546746 is 64764582.

It is a junction number, because it is equal to n+sod(n) for n = 28546698 and 28546707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3546 + ... + 8346.

It is an arithmetic number, because the mean of its divisors is an integer number (3572688).

Almost surely, 2^28546746 is an apocalyptic number.

28546746 is an abundant number, since it is smaller than the sum of its proper divisors (28616262).

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

28546746 is a wasteful number, since it uses less digits than its factorization.

28546746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5797.

The product of its digits is 322560, while the sum is 42.

The square root of 28546746 is about 5342.9154962436. The cubic root of 28546746 is about 305.6226498956.

It can be divided in two parts, 28546 and 746, that added together give a palindrome (29292).

The spelling of 28546746 in words is "twenty-eight million, five hundred forty-six thousand, seven hundred forty-six".