23026215 has 16 divisors (see below), whose sum is σ = 37741536. Its totient is φ = 11980800.

The previous prime is 23026207. The next prime is 23026229. The reversal of 23026215 is 51262032.

It is not a de Polignac number, because 23026215 - 2³ = 23026207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23026191 and 23026200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18106 + ... + 19335.

It is an arithmetic number, because the mean of its divisors is an integer number (2358846).

Almost surely, 2^23026215 is an apocalyptic number.

23026215 is a deficient number, since it is larger than the sum of its proper divisors (14715321).

23026215 is a wasteful number, since it uses less digits than its factorization.

23026215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37490.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 23026215 is about 4798.5638476528. The cubic root of 23026215 is about 284.4947032989.

Adding to 23026215 its reverse (51262032), we get a palindrome (74288247).

The spelling of 23026215 in words is "twenty-three million, twenty-six thousand, two hundred fifteen".