28496458 has 8 divisors (see below), whose sum is σ = 42785280. Its totient is φ = 14234700.

The previous prime is 28496441. The next prime is 28496467. The reversal of 28496458 is 85469482.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3888 + ... + 8491.

It is an arithmetic number, because the mean of its divisors is an integer number (5348160).

Almost surely, 2^28496458 is an apocalyptic number.

28496458 is a deficient number, since it is larger than the sum of its proper divisors (14288822).

28496458 is a wasteful number, since it uses less digits than its factorization.

28496458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13532.

The product of its digits is 552960, while the sum is 46.

The square root of 28496458 is about 5338.2073770134. The cubic root of 28496458 is about 305.4430826058.

The spelling of 28496458 in words is "twenty-eight million, four hundred ninety-six thousand, four hundred fifty-eight".