215633150 has 24 divisors (see below), whose sum is σ = 408650184. Its totient is φ = 84624800.

The previous prime is 215633149. The next prime is 215633153. The reversal of 215633150 is 51336512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215633153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38036 + ... + 43335.

It is an arithmetic number, because the mean of its divisors is an integer number (17027091).

Almost surely, 2^215633150 is an apocalyptic number.

215633150 is a deficient number, since it is larger than the sum of its proper divisors (193017034).

215633150 is a wasteful number, since it uses less digits than its factorization.

215633150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81436 (or 81431 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 215633150 is about 14684.4526625952. The cubic root of 215633150 is about 599.6601315929.

Adding to 215633150 its reverse (51336512), we get a palindrome (266969662).

The spelling of 215633150 in words is "two hundred fifteen million, six hundred thirty-three thousand, one hundred fifty".