166628462 has 32 divisors (see below), whose sum is σ = 335591424. Its totient is φ = 59925600.

The previous prime is 166628453. The next prime is 166628467. The reversal of 166628462 is 264826661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166628467) 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, 39614 + ... + 43617.

It is an arithmetic number, because the mean of its divisors is an integer number (10487232).

Almost surely, 2^166628462 is an apocalyptic number.

166628462 is an abundant number, since it is smaller than the sum of its proper divisors (168962962).

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

166628462 is a wasteful number, since it uses less digits than its factorization.

166628462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83264.

The product of its digits is 165888, while the sum is 41.

The square root of 166628462 is about 12908.4647421760. The cubic root of 166628462 is about 550.2791552591.

The spelling of 166628462 in words is "one hundred sixty-six million, six hundred twenty-eight thousand, four hundred sixty-two".