216262023 has 4 divisors (see below), whose sum is σ = 288349368. Its totient is φ = 144174680.

The previous prime is 216262021. The next prime is 216262063. The reversal of 216262023 is 320262612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 216262023 - 2¹ = 216262021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 216261984 and 216262002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216262021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36043668 + ... + 36043673.

It is an arithmetic number, because the mean of its divisors is an integer number (72087342).

Almost surely, 2^216262023 is an apocalyptic number.

216262023 is a deficient number, since it is larger than the sum of its proper divisors (72087345).

216262023 is an equidigital number, since it uses as much as digits as its factorization.

216262023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72087344.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 216262023 is about 14705.8499584349. The cubic root of 216262023 is about 600.2425158525.

The spelling of 216262023 in words is "two hundred sixteen million, two hundred sixty-two thousand, twenty-three".