23272011 has 36 divisors (see below), whose sum is σ = 39533832. Its totient is φ = 13152384.

The previous prime is 23272009. The next prime is 23272027. The reversal of 23272011 is 11027232.

It is not a de Polignac number, because 23272011 - 2¹ = 23272009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23272061) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49600 + ... + 50066.

It is an arithmetic number, because the mean of its divisors is an integer number (1098162).

Almost surely, 2^23272011 is an apocalyptic number.

23272011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23272011 is a deficient number, since it is larger than the sum of its proper divisors (16261821).

23272011 is a wasteful number, since it uses less digits than its factorization.

23272011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 590 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 23272011 is about 4824.1072749266. The cubic root of 23272011 is about 285.5034131291.

Adding to 23272011 its reverse (11027232), we get a palindrome (34299243).

The spelling of 23272011 in words is "twenty-three million, two hundred seventy-two thousand, eleven".