216327357 has 24 divisors (see below), whose sum is σ = 323144640. Its totient is φ = 139360320.

The previous prime is 216327343. The next prime is 216327373. The reversal of 216327357 is 753723612.

It is not a de Polignac number, because 216327357 - 2⁴ = 216327341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216327337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36744 + ... + 42222.

It is an arithmetic number, because the mean of its divisors is an integer number (13464360).

Almost surely, 2^216327357 is an apocalyptic number.

It is an amenable number.

216327357 is a deficient number, since it is larger than the sum of its proper divisors (106817283).

216327357 is a wasteful number, since it uses less digits than its factorization.

216327357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5633 (or 5630 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 216327357 is about 14708.0711515820. The cubic root of 216327357 is about 600.3029553377.

The spelling of 216327357 in words is "two hundred sixteen million, three hundred twenty-seven thousand, three hundred fifty-seven".