28847246 has 8 divisors (see below), whose sum is σ = 43530480. Its totient is φ = 14337088.

The previous prime is 28847243. The next prime is 28847279. The reversal of 28847246 is 64274882.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28847243) 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, 42851 + ... + 43518.

It is an arithmetic number, because the mean of its divisors is an integer number (5441310).

Almost surely, 2^28847246 is an apocalyptic number.

28847246 is a deficient number, since it is larger than the sum of its proper divisors (14683234).

28847246 is a wasteful number, since it uses less digits than its factorization.

28847246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86538.

The product of its digits is 172032, while the sum is 41.

The square root of 28847246 is about 5370.9632283232. The cubic root of 28847246 is about 306.6912973810.

The spelling of 28847246 in words is "twenty-eight million, eight hundred forty-seven thousand, two hundred forty-six".