10728897 has 4 divisors (see below), whose sum is σ = 14305200. Its totient is φ = 7152596.

The previous prime is 10728889. The next prime is 10728899. The reversal of 10728897 is 79882701.

10728897 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10728897 - 2³ = 10728889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10728899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788147 + ... + 1788152.

It is an arithmetic number, because the mean of its divisors is an integer number (3576300).

Almost surely, 2^10728897 is an apocalyptic number.

It is an amenable number.

10728897 is a deficient number, since it is larger than the sum of its proper divisors (3576303).

10728897 is an equidigital number, since it uses as much as digits as its factorization.

10728897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576302.

The product of its (nonzero) digits is 56448, while the sum is 42.

The square root of 10728897 is about 3275.4995038925. The cubic root of 10728897 is about 220.5557368573. Note that the first 3 decimals are identical.

The spelling of 10728897 in words is "ten million, seven hundred twenty-eight thousand, eight hundred ninety-seven".