42167368 has 8 divisors (see below), whose sum is σ = 79063830. Its totient is φ = 21083680.

The previous prime is 42167357. The next prime is 42167369. The reversal of 42167368 is 86376124.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 7851204 = 5858^2 + 2802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (42167369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2635453 + ... + 2635468.

Almost surely, 2^42167368 is an apocalyptic number.

It is an amenable number.

42167368 is a deficient number, since it is larger than the sum of its proper divisors (36896462).

42167368 is a wasteful number, since it uses less digits than its factorization.

42167368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270927 (or 5270923 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 42167368 is about 6493.6405813688. The cubic root of 42167368 is about 348.0637792117.

The spelling of 42167368 in words is "forty-two million, one hundred sixty-seven thousand, three hundred sixty-eight".