1075730 has 16 divisors (see below), whose sum is σ = 1958040. Its totient is φ = 425472.

The previous prime is 1075729. The next prime is 1075757. The reversal of 1075730 is 375701.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 502681 + 573049 = 709^2 + 757^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1075696 and 1075705.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416 + ... + 1524.

2^1075730 is an apocalyptic number.

1075730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1075730 is a deficient number, since it is larger than the sum of its proper divisors (882310).

1075730 is a wasteful number, since it uses less digits than its factorization.

1075730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213.

The product of its (nonzero) digits is 735, while the sum is 23.

The square root of 1075730 is about 1037.1740451824. The cubic root of 1075730 is about 102.4631634438.

The spelling of 1075730 in words is "one million, seventy-five thousand, seven hundred thirty".