216572150 has 12 divisors (see below), whose sum is σ = 402824292. Its totient is φ = 86628840.

The previous prime is 216572131. The next prime is 216572159. The reversal of 216572150 is 51275612.

216572150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216572159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2165672 + ... + 2165771.

It is an arithmetic number, because the mean of its divisors is an integer number (33568691).

Almost surely, 2^216572150 is an apocalyptic number.

216572150 is a deficient number, since it is larger than the sum of its proper divisors (186252142).

216572150 is a wasteful number, since it uses less digits than its factorization.

216572150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331455 (or 4331450 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 216572150 is about 14716.3905221355. The cubic root of 216572150 is about 600.5293014478.

The spelling of 216572150 in words is "two hundred sixteen million, five hundred seventy-two thousand, one hundred fifty".