166403050 has 24 divisors (see below), whose sum is σ = 337648032. Its totient is φ = 60510000.

The previous prime is 166403047. The next prime is 166403063. The reversal of 166403050 is 50304661.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150726 + ... + 151825.

It is an arithmetic number, because the mean of its divisors is an integer number (14068668).

Almost surely, 2^166403050 is an apocalyptic number.

166403050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166403050 is an abundant number, since it is smaller than the sum of its proper divisors (171244982).

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

166403050 is a wasteful number, since it uses less digits than its factorization.

166403050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302574 (or 302569 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 166403050 is about 12899.7306173424. The cubic root of 166403050 is about 550.0309073540.

The spelling of 166403050 in words is "one hundred sixty-six million, four hundred three thousand, fifty".