166514474 has 16 divisors (see below), whose sum is σ = 285622848. Its totient is φ = 71320992.

The previous prime is 166514459. The next prime is 166514477. The reversal of 166514474 is 474415661.

It is not an unprimeable number, because it can be changed into a prime (166514477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36737 + ... + 41019.

It is an arithmetic number, because the mean of its divisors is an integer number (17851428).

Almost surely, 2^166514474 is an apocalyptic number.

166514474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166514474 is a deficient number, since it is larger than the sum of its proper divisors (119108374).

166514474 is a wasteful number, since it uses less digits than its factorization.

166514474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069.

The product of its digits is 80640, while the sum is 38.

The square root of 166514474 is about 12904.0487444833. The cubic root of 166514474 is about 550.1536474313.

The spelling of 166514474 in words is "one hundred sixty-six million, five hundred fourteen thousand, four hundred seventy-four".