166226352 has 20 divisors (see below), whose sum is σ = 429418200. Its totient is φ = 55408768.

The previous prime is 166226351. The next prime is 166226353. The reversal of 166226352 is 253622661.

It is an interprime number because it is at equal distance from previous prime (166226351) and next prime (166226353).

It is not an unprimeable number, because it can be changed into a prime (166226351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1731477 + ... + 1731572.

It is an arithmetic number, because the mean of its divisors is an integer number (21470910).

Almost surely, 2^166226352 is an apocalyptic number.

166226352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166226352 is an abundant number, since it is smaller than the sum of its proper divisors (263191848).

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

166226352 is a wasteful number, since it uses less digits than its factorization.

166226352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463060 (or 3463054 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 166226352 is about 12892.8798955082. The cubic root of 166226352 is about 549.8361517444.

The spelling of 166226352 in words is "one hundred sixty-six million, two hundred twenty-six thousand, three hundred fifty-two".