28314552 has 48 divisors (see below), whose sum is σ = 82346760. Its totient is φ = 8089536.

The previous prime is 28314547. The next prime is 28314577. The reversal of 28314552 is 25541382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10863 + ... + 13214.

Almost surely, 2^28314552 is an apocalyptic number.

It is an amenable number.

28314552 is an abundant number, since it is smaller than the sum of its proper divisors (54032208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28314552 is a wasteful number, since it uses less digits than its factorization.

28314552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24100 (or 24089 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 28314552 is about 5321.1419826951. The cubic root of 28314552 is about 304.7917668500.

The spelling of 28314552 in words is "twenty-eight million, three hundred fourteen thousand, five hundred fifty-two".