163233315 has 96 divisors (see below), whose sum is σ = 339655680. Its totient is φ = 70947072.

The previous prime is 163233251. The next prime is 163233319. The reversal of 163233315 is 513332361.

It is a happy number.

163233315 is a `hidden beast` number, since 1 + 6 + 323 + 331 + 5 = 666.

It is not a de Polignac number, because 163233315 - 2⁶ = 163233251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163233319) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 977362 + ... + 977528.

It is an arithmetic number, because the mean of its divisors is an integer number (3538080).

Almost surely, 2^163233315 is an apocalyptic number.

163233315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

163233315 is an abundant number, since it is smaller than the sum of its proper divisors (176422365).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163233315 is a wasteful number, since it uses less digits than its factorization.

163233315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 318 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 163233315 is about 12776.2793879909. The cubic root of 163233315 is about 546.5160660320.

Adding to 163233315 its reverse (513332361), we get a palindrome (676565676).

The spelling of 163233315 in words is "one hundred sixty-three million, two hundred thirty-three thousand, three hundred fifteen".