28447462 has 8 divisors (see below), whose sum is σ = 42978600. Its totient is φ = 14121264.

The previous prime is 28447451. The next prime is 28447483. The reversal of 28447462 is 26474482.

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

It is a congruent number.

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, 50887 + ... + 51442.

It is an arithmetic number, because the mean of its divisors is an integer number (5372325).

Almost surely, 2^28447462 is an apocalyptic number.

28447462 is a deficient number, since it is larger than the sum of its proper divisors (14531138).

28447462 is a wasteful number, since it uses less digits than its factorization.

28447462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102470.

The product of its digits is 86016, while the sum is 37.

The square root of 28447462 is about 5333.6162216642. The cubic root of 28447462 is about 305.2679254622.

The spelling of 28447462 in words is "twenty-eight million, four hundred forty-seven thousand, four hundred sixty-two".