168461602 has 16 divisors (see below), whose sum is σ = 268342200. Its totient is φ = 79043328.

The previous prime is 168461599. The next prime is 168461611. The reversal of 168461602 is 206164861.

It can be written as a sum of positive squares in 4 ways, for example, as 160503561 + 7958041 = 12669^2 + 2821^2 .

It is a super-2 number, since 2×168461602² = 56758622696812808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4768 + ... + 18964.

Almost surely, 2^168461602 is an apocalyptic number.

168461602 is a deficient number, since it is larger than the sum of its proper divisors (99880598).

168461602 is a wasteful number, since it uses less digits than its factorization.

168461602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14565.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 168461602 is about 12979.2758657793. The cubic root of 168461602 is about 552.2897401582.

The spelling of 168461602 in words is "one hundred sixty-eight million, four hundred sixty-one thousand, six hundred two".