166283249 has 16 divisors (see below), whose sum is σ = 186447744. Its totient is φ = 146985600.

The previous prime is 166283237. The next prime is 166283251. The reversal of 166283249 is 942382661.

It is a cyclic number.

It is not a de Polignac number, because 166283249 - 2¹⁶ = 166217713 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166283219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226487 + ... + 227219.

It is an arithmetic number, because the mean of its divisors is an integer number (11652984).

Almost surely, 2^166283249 is an apocalyptic number.

It is an amenable number.

166283249 is a deficient number, since it is larger than the sum of its proper divisors (20164495).

166283249 is a wasteful number, since it uses less digits than its factorization.

166283249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288.

The product of its digits is 124416, while the sum is 41.

The square root of 166283249 is about 12895.0862346865. The cubic root of 166283249 is about 549.8988783789.

The spelling of 166283249 in words is "one hundred sixty-six million, two hundred eighty-three thousand, two hundred forty-nine".