23216007 has 8 divisors (see below), whose sum is σ = 30995584. Its totient is φ = 15456888.

The previous prime is 23216003. The next prime is 23216023. The reversal of 23216007 is 70061232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23216007 - 2² = 23216003 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 (23216003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233 + ... + 7170.

It is an arithmetic number, because the mean of its divisors is an integer number (3874448).

Almost surely, 2^23216007 is an apocalyptic number.

23216007 is a deficient number, since it is larger than the sum of its proper divisors (7779577).

23216007 is an equidigital number, since it uses as much as digits as its factorization.

23216007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10229.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 23216007 is about 4818.2991812464. The cubic root of 23216007 is about 285.2742082356.

Adding to 23216007 its reverse (70061232), we get a palindrome (93277239).

The spelling of 23216007 in words is "twenty-three million, two hundred sixteen thousand, seven".