23271090 has 32 divisors (see below), whose sum is σ = 56068416. Its totient is φ = 6181440.

The previous prime is 23271089. The next prime is 23271091. The reversal of 23271090 is 9017232.

It is an interprime number because it is at equal distance from previous prime (23271089) and next prime (23271091).

It is a self number, because there is not a number n which added to its sum of digits gives 23271090.

It is not an unprimeable number, because it can be changed into a prime (23271091) 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, 7120 + ... + 9860.

It is an arithmetic number, because the mean of its divisors is an integer number (1752138).

Almost surely, 2^23271090 is an apocalyptic number.

23271090 is an abundant number, since it is smaller than the sum of its proper divisors (32797326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23271090 is a wasteful number, since it uses less digits than its factorization.

23271090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 23271090 is about 4824.0118159059. The cubic root of 23271090 is about 285.4996467720.

The spelling of 23271090 in words is "twenty-three million, two hundred seventy-one thousand, ninety".