1065633 has 4 divisors (see below), whose sum is σ = 1420848. Its totient is φ = 710420.

The previous prime is 1065629. The next prime is 1065643. The reversal of 1065633 is 3365601.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3365601 = 3 ⋅1121867.

It is a cyclic number.

It is not a de Polignac number, because 1065633 - 2² = 1065629 is a prime.

It is a super-2 number, since 2×1065633² = 2271147381378, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1065643) 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, 177603 + ... + 177608.

It is an arithmetic number, because the mean of its divisors is an integer number (355212).

2^1065633 is an apocalyptic number.

It is an amenable number.

1065633 is a deficient number, since it is larger than the sum of its proper divisors (355215).

1065633 is an equidigital number, since it uses as much as digits as its factorization.

1065633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355214.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1065633 is about 1032.2950159717. The cubic root of 1065633 is about 102.1415757974.

Subtracting 1065633 from its reverse (3365601), we obtain a cube (2299968 = 132³).

The spelling of 1065633 in words is "one million, sixty-five thousand, six hundred thirty-three".