402852166 has 16 divisors (see below), whose sum is σ = 625695840. Its totient is φ = 194299840.

The previous prime is 402852143. The next prime is 402852167. The reversal of 402852166 is 661258204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402852167) 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, 76746 + ... + 81826.

It is an arithmetic number, because the mean of its divisors is an integer number (39105990).

Almost surely, 2^402852166 is an apocalyptic number.

402852166 is a deficient number, since it is larger than the sum of its proper divisors (222843674).

402852166 is a wasteful number, since it uses less digits than its factorization.

402852166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6479.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 402852166 is about 20071.1774941083. The cubic root of 402852166 is about 738.5533986683.

The spelling of 402852166 in words is "four hundred two million, eight hundred fifty-two thousand, one hundred sixty-six".