28464755 has 16 divisors (see below), whose sum is σ = 39225600. Its totient is φ = 19611360.

The previous prime is 28464739. The next prime is 28464769. The reversal of 28464755 is 55746482.

It is not a de Polignac number, because 28464755 - 2⁴ = 28464739 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12575 + ... + 14664.

It is an arithmetic number, because the mean of its divisors is an integer number (2451600).

Almost surely, 2^28464755 is an apocalyptic number.

28464755 is a deficient number, since it is larger than the sum of its proper divisors (10760845).

28464755 is a wasteful number, since it uses less digits than its factorization.

28464755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27274.

The product of its digits is 268800, while the sum is 41.

The square root of 28464755 is about 5335.2371081331. The cubic root of 28464755 is about 305.3297696308.

The spelling of 28464755 in words is "twenty-eight million, four hundred sixty-four thousand, seven hundred fifty-five".