215485150 has 24 divisors (see below), whose sum is σ = 401637240. Its totient is φ = 86014560.

The previous prime is 215485147. The next prime is 215485159. The reversal of 215485150 is 51584512.

215485150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215485159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21217 + ... + 29683.

It is an arithmetic number, because the mean of its divisors is an integer number (16734885).

Almost surely, 2^215485150 is an apocalyptic number.

215485150 is a deficient number, since it is larger than the sum of its proper divisors (186152090).

215485150 is a wasteful number, since it uses less digits than its factorization.

215485150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8988 (or 8983 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 31.

The square root of 215485150 is about 14679.4124541822. The cubic root of 215485150 is about 599.5229077759.

The spelling of 215485150 in words is "two hundred fifteen million, four hundred eighty-five thousand, one hundred fifty".