1009633 has 4 divisors (see below), whose sum is σ = 1013508. Its totient is φ = 1005760.

The previous prime is 1009627. The next prime is 1009637. The reversal of 1009633 is 3369001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 501264 + 508369 = 708^2 + 713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1009633 - 2⁵ = 1009601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516 + ... + 2077.

It is an arithmetic number, because the mean of its divisors is an integer number (253377).

2^1009633 is an apocalyptic number.

It is an amenable number.

1009633 is a deficient number, since it is larger than the sum of its proper divisors (3875).

1009633 is an equidigital number, since it uses as much as digits as its factorization.

1009633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 1009633 is about 1004.8049561980. The cubic root of 1009633 is about 100.3200744306.

The spelling of 1009633 in words is "one million, nine thousand, six hundred thirty-three".