42168596 has 12 divisors (see below), whose sum is σ = 74806452. Its totient is φ = 20795328.

The previous prime is 42168563. The next prime is 42168601. The reversal of 42168596 is 69586124.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10471696 + 31696900 = 3236^2 + 5630^2 .

It is a super-2 number, since 2×42168596² = 3556380977222432, which contains 22 as substring.

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, 71915 + ... + 72498.

It is an arithmetic number, because the mean of its divisors is an integer number (6233871).

Almost surely, 2^42168596 is an apocalyptic number.

It is an amenable number.

42168596 is a deficient number, since it is larger than the sum of its proper divisors (32637856).

42168596 is a wasteful number, since it uses less digits than its factorization.

42168596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144490 (or 144488 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 42168596 is about 6493.7351347279. The cubic root of 42168596 is about 348.0671579553.

The spelling of 42168596 in words is "forty-two million, one hundred sixty-eight thousand, five hundred ninety-six".