28464794 has 8 divisors (see below), whose sum is σ = 42773940. Its totient is φ = 14206816.

The previous prime is 28464769. The next prime is 28464809. The reversal of 28464794 is 49746482.

It can be written as a sum of positive squares in 2 ways, for example, as 27699169 + 765625 = 5263^2 + 875^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11369 + ... + 13644.

Almost surely, 2^28464794 is an apocalyptic number.

28464794 is a deficient number, since it is larger than the sum of its proper divisors (14309146).

28464794 is a wasteful number, since it uses less digits than its factorization.

28464794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25584.

The product of its digits is 387072, while the sum is 44.

The square root of 28464794 is about 5335.2407630771. The cubic root of 28464794 is about 305.3299090764.

The spelling of 28464794 in words is "twenty-eight million, four hundred sixty-four thousand, seven hundred ninety-four".