23217275 has 12 divisors (see below), whose sum is σ = 29492904. Its totient is φ = 18120000.

The previous prime is 23217269. The next prime is 23217283. The reversal of 23217275 is 57271232.

It is not a de Polignac number, because 23217275 - 2⁶ = 23217211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10301 + ... + 12350.

It is an arithmetic number, because the mean of its divisors is an integer number (2457742).

Almost surely, 2^23217275 is an apocalyptic number.

23217275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23217275 is a deficient number, since it is larger than the sum of its proper divisors (6275629).

23217275 is a wasteful number, since it uses less digits than its factorization.

23217275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22702 (or 22697 counting only the distinct ones).

The product of its digits is 5880, while the sum is 29.

The square root of 23217275 is about 4818.4307611504. The cubic root of 23217275 is about 285.2794017946.

The spelling of 23217275 in words is "twenty-three million, two hundred seventeen thousand, two hundred seventy-five".