28933662 has 8 divisors (see below), whose sum is σ = 57867336. Its totient is φ = 9644552.

The previous prime is 28933657. The next prime is 28933669. The reversal of 28933662 is 26633982.

It is a sphenic number, since it is the product of 3 distinct primes.

28933662 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 28933662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28933669) 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, 2411133 + ... + 2411144.

It is an arithmetic number, because the mean of its divisors is an integer number (7233417).

Almost surely, 2^28933662 is an apocalyptic number.

28933662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28933662 is a wasteful number, since it uses less digits than its factorization.

28933662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822282.

The product of its digits is 93312, while the sum is 39.

The square root of 28933662 is about 5379.0019520353. The cubic root of 28933662 is about 306.9972377885.

It can be divided in two parts, 2893 and 3662, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 28933662 in words is "twenty-eight million, nine hundred thirty-three thousand, six hundred sixty-two".