28733048 has 8 divisors (see below), whose sum is σ = 53874480. Its totient is φ = 14366520.

The previous prime is 28733039. The next prime is 28733069. The reversal of 28733048 is 84033782.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 28732999 and 28733017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1795808 + ... + 1795823.

It is an arithmetic number, because the mean of its divisors is an integer number (6734310).

Almost surely, 2^28733048 is an apocalyptic number.

It is an amenable number.

28733048 is a deficient number, since it is larger than the sum of its proper divisors (25141432).

28733048 is a wasteful number, since it uses less digits than its factorization.

28733048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3591637 (or 3591633 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 28733048 is about 5360.3216321411. The cubic root of 28733048 is about 306.2860611153.

The spelling of 28733048 in words is "twenty-eight million, seven hundred thirty-three thousand, forty-eight".