1000233 has 24 divisors (see below), whose sum is σ = 1589952. Its totient is φ = 602208.

The previous prime is 1000231. The next prime is 1000249. The reversal of 1000233 is 3320001.

It is a happy number.

1000233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1000233 - 2¹ = 1000231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

1000233 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9660 + ... + 9762.

It is an arithmetic number, because the mean of its divisors is an integer number (66248).

2^1000233 is an apocalyptic number.

1000233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1000233 is a deficient number, since it is larger than the sum of its proper divisors (589719).

1000233 is a wasteful number, since it uses less digits than its factorization.

1000233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 1000233 is about 1000.1164932147. The cubic root of 1000233 is about 100.0077660635.

Adding to 1000233 its reverse (3320001), we get a palindrome (4320234).

The spelling of 1000233 in words is "one million, two hundred thirty-three", and thus it is an aban number.