23225005 has 8 divisors (see below), whose sum is σ = 27959832. Its totient is φ = 18520128.

The previous prime is 23224991. The next prime is 23225017. The reversal of 23225005 is 50052232.

It can be written as a sum of positive squares in 4 ways, for example, as 1069156 + 22155849 = 1034^2 + 4707^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 23225005 - 2¹³ = 23216813 is a prime.

It is a Duffinian number.

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, 5742 + ... + 8911.

It is an arithmetic number, because the mean of its divisors is an integer number (3494979).

Almost surely, 2^23225005 is an apocalyptic number.

It is an amenable number.

23225005 is a deficient number, since it is larger than the sum of its proper divisors (4734827).

23225005 is a wasteful number, since it uses less digits than its factorization.

23225005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14975.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 23225005 is about 4819.2328227634. The cubic root of 23225005 is about 285.3110587553.

Adding to 23225005 its reverse (50052232), we get a palindrome (73277237).

The spelling of 23225005 in words is "twenty-three million, two hundred twenty-five thousand, five".