28453552 has 10 divisors (see below), whose sum is σ = 55128788. Its totient is φ = 14226768.

The previous prime is 28453543. The next prime is 28453571. The reversal of 28453552 is 25535482.

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 as a sum of consecutive naturals, namely, 889158 + ... + 889189.

Almost surely, 2^28453552 is an apocalyptic number.

It is an amenable number.

28453552 is a deficient number, since it is larger than the sum of its proper divisors (26675236).

28453552 is a wasteful number, since it uses less digits than its factorization.

28453552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778355 (or 1778349 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The square root of 28453552 is about 5334.1870983309. The cubic root of 28453552 is about 305.2897077102.

The spelling of 28453552 in words is "twenty-eight million, four hundred fifty-three thousand, five hundred fifty-two".