23266545 has 16 divisors (see below), whose sum is σ = 39186240. Its totient is φ = 11755584.

The previous prime is 23266541. The next prime is 23266549. The reversal of 23266545 is 54566232.

It is an interprime number because it is at equal distance from previous prime (23266541) and next prime (23266549).

It is not a de Polignac number, because 23266545 - 2² = 23266541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23266541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40534 + ... + 41103.

It is an arithmetic number, because the mean of its divisors is an integer number (2449140).

Almost surely, 2^23266545 is an apocalyptic number.

It is an amenable number.

23266545 is a deficient number, since it is larger than the sum of its proper divisors (15919695).

23266545 is a wasteful number, since it uses less digits than its factorization.

23266545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81664.

The product of its digits is 43200, while the sum is 33.

The square root of 23266545 is about 4823.5407119667. The cubic root of 23266545 is about 285.4810588964.

The spelling of 23266545 in words is "twenty-three million, two hundred sixty-six thousand, five hundred forty-five".