23649003 has 24 divisors (see below), whose sum is σ = 40488448. Its totient is φ = 13512744.

The previous prime is 23648987. The next prime is 23649019. The reversal of 23649003 is 30094632.

It is an interprime number because it is at equal distance from previous prime (23648987) and next prime (23649019).

It is not a de Polignac number, because 23649003 - 2⁴ = 23648987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (23649103) 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, 5251 + ... + 8652.

Almost surely, 2^23649003 is an apocalyptic number.

23649003 is a deficient number, since it is larger than the sum of its proper divisors (16839445).

23649003 is an equidigital number, since it uses as much as digits as its factorization.

23649003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13925 (or 13913 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 23649003 is about 4863.0240591632. The cubic root of 23649003 is about 287.0368214279.

The spelling of 23649003 in words is "twenty-three million, six hundred forty-nine thousand, three".