23003000 has 32 divisors (see below), whose sum is σ = 53829360. Its totient is φ = 9200800.

The previous prime is 23002999. The next prime is 23003021. The reversal of 23003000 is 30032.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10502 + ... + 12501.

Almost surely, 2^23003000 is an apocalyptic number.

23003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23003000 is an abundant number, since it is smaller than the sum of its proper divisors (30826360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23003000 is a wasteful number, since it uses less digits than its factorization.

23003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23024 (or 23010 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 8.

The square root of 23003000 is about 4796.1442847354. The cubic root of 23003000 is about 284.3990620866.

Adding to 23003000 its reverse (30032), we get a palindrome (23033032).

The spelling of 23003000 in words is "twenty-three million, three thousand".