23275538 has 32 divisors (see below), whose sum is σ = 41489280. Its totient is φ = 9653760.

The previous prime is 23275537. The next prime is 23275541. The reversal of 23275538 is 83557232.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23275498 and 23275507.

It is not an unprimeable number, because it can be changed into a prime (23275531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27323 + ... + 28161.

It is an arithmetic number, because the mean of its divisors is an integer number (1296540).

Almost surely, 2^23275538 is an apocalyptic number.

23275538 is a deficient number, since it is larger than the sum of its proper divisors (18213742).

23275538 is a wasteful number, since it uses less digits than its factorization.

23275538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962.

The product of its digits is 50400, while the sum is 35.

The square root of 23275538 is about 4824.4728209412. The cubic root of 23275538 is about 285.5178355995.

The spelling of 23275538 in words is "twenty-three million, two hundred seventy-five thousand, five hundred thirty-eight".