168416852 has 12 divisors (see below), whose sum is σ = 299561556. Its totient is φ = 82827840.

The previous prime is 168416837. The next prime is 168416863. The reversal of 168416852 is 258614861.

It can be written as a sum of positive squares in 2 ways, for example, as 38365636 + 130051216 = 6194^2 + 11404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344873 + ... + 345360.

It is an arithmetic number, because the mean of its divisors is an integer number (24963463).

Almost surely, 2^168416852 is an apocalyptic number.

It is an amenable number.

168416852 is a deficient number, since it is larger than the sum of its proper divisors (131144704).

168416852 is a wasteful number, since it uses less digits than its factorization.

168416852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690298 (or 690296 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 168416852 is about 12977.5518492511. The cubic root of 168416852 is about 552.2408325648.

The spelling of 168416852 in words is "one hundred sixty-eight million, four hundred sixteen thousand, eight hundred fifty-two".