166032315 has 16 divisors (see below), whose sum is σ = 295168800. Its totient is φ = 88550496.

The previous prime is 166032299. The next prime is 166032343. The reversal of 166032315 is 513230661.

It is not a de Polignac number, because 166032315 - 2⁴ = 166032299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614800 + ... + 615069.

It is an arithmetic number, because the mean of its divisors is an integer number (18448050).

Almost surely, 2^166032315 is an apocalyptic number.

166032315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166032315 is a deficient number, since it is larger than the sum of its proper divisors (129136485).

166032315 is a wasteful number, since it uses less digits than its factorization.

166032315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229883 (or 1229877 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 166032315 is about 12885.3527309112. The cubic root of 166032315 is about 549.6221261186.

Adding to 166032315 its reverse (513230661), we get a palindrome (679262976).

The spelling of 166032315 in words is "one hundred sixty-six million, thirty-two thousand, three hundred fifteen".