166465346 has 16 divisors (see below), whose sum is σ = 264319200. Its totient is φ = 78408288.

The previous prime is 166465303. The next prime is 166465349. The reversal of 166465346 is 643564661.

It is a super-2 number, since 2×166465346² = 55421422837799432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166465349) 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 7 ways as a sum of consecutive naturals, for example, 5435 + ... + 19038.

It is an arithmetic number, because the mean of its divisors is an integer number (16519950).

Almost surely, 2^166465346 is an apocalyptic number.

166465346 is a deficient number, since it is larger than the sum of its proper divisors (97853854).

166465346 is a wasteful number, since it uses less digits than its factorization.

166465346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24673.

The product of its digits is 311040, while the sum is 41.

The square root of 166465346 is about 12902.1450154616. The cubic root of 166465346 is about 550.0995368061.

The spelling of 166465346 in words is "one hundred sixty-six million, four hundred sixty-five thousand, three hundred forty-six".