1072928 has 12 divisors (see below), whose sum is σ = 2112390. Its totient is φ = 536448.

The previous prime is 1072919. The next prime is 1072931. The reversal of 1072928 is 8292701.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 868624 + 204304 = 932^2 + 452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1072928.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16733 + ... + 16796.

2^1072928 is an apocalyptic number.

It is an amenable number.

1072928 is a deficient number, since it is larger than the sum of its proper divisors (1039462).

1072928 is an equidigital number, since it uses as much as digits as its factorization.

1072928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33539 (or 33531 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1072928 is about 1035.8223785959. The cubic root of 1072928 is about 102.3741226929.

The spelling of 1072928 in words is "one million, seventy-two thousand, nine hundred twenty-eight".