23226356 has 12 divisors (see below), whose sum is σ = 40696068. Its totient is φ = 11598912.

The previous prime is 23226323. The next prime is 23226439. The reversal of 23226356 is 65362232.

It can be written as a sum of positive squares in 2 ways, for example, as 4477456 + 18748900 = 2116^2 + 4330^2 .

It is a super-2 number, since 2×23226356² = 1078927226077472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650 + ... + 6846.

It is an arithmetic number, because the mean of its divisors is an integer number (3391339).

Almost surely, 2^23226356 is an apocalyptic number.

It is an amenable number.

23226356 is a deficient number, since it is larger than the sum of its proper divisors (17469712).

23226356 is a wasteful number, since it uses less digits than its factorization.

23226356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7138 (or 7136 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 23226356 is about 4819.3729882631. The cubic root of 23226356 is about 285.3165908354.

Adding to 23226356 its reverse (65362232), we get a palindrome (88588588).

The spelling of 23226356 in words is "twenty-three million, two hundred twenty-six thousand, three hundred fifty-six".