23398007 has 4 divisors (see below), whose sum is σ = 23465400. Its totient is φ = 23330616.

The previous prime is 23397991. The next prime is 23398019. The reversal of 23398007 is 70089332.

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

It is a cyclic number.

It is not a de Polignac number, because 23398007 - 2⁴ = 23397991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23392007) 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, 33173 + ... + 33870.

It is an arithmetic number, because the mean of its divisors is an integer number (5866350).

Almost surely, 2^23398007 is an apocalyptic number.

23398007 is a deficient number, since it is larger than the sum of its proper divisors (67393).

23398007 is an equidigital number, since it uses as much as digits as its factorization.

23398007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67392.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 23398007 is about 4837.1486435709. The cubic root of 23398007 is about 286.0177300042.

The spelling of 23398007 in words is "twenty-three million, three hundred ninety-eight thousand, seven".