28002246 has 8 divisors (see below), whose sum is σ = 56004504. Its totient is φ = 9334080.

The previous prime is 28002241. The next prime is 28002263. The reversal of 28002246 is 64220082.

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

28002246 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28002241) 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, 2333515 + ... + 2333526.

It is an arithmetic number, because the mean of its divisors is an integer number (7000563).

Almost surely, 2^28002246 is an apocalyptic number.

28002246 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.

28002246 is a wasteful number, since it uses less digits than its factorization.

28002246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4667046.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 28002246 is about 5291.7148449250. The cubic root of 28002246 is about 303.6670162310.

The spelling of 28002246 in words is "twenty-eight million, two thousand, two hundred forty-six".