74356168 has 8 divisors (see below), whose sum is σ = 139417830. Its totient is φ = 37178080.

The previous prime is 74356153. The next prime is 74356169. The reversal of 74356168 is 86165347.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61121124 + 13235044 = 7818^2 + 3638^2 .

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

It is a super-3 number, since 3×74356168³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74356168.

It is not an unprimeable number, because it can be changed into a prime (74356169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4647253 + ... + 4647268.

Almost surely, 2^74356168 is an apocalyptic number.

It is an amenable number.

74356168 is a deficient number, since it is larger than the sum of its proper divisors (65061662).

74356168 is a wasteful number, since it uses less digits than its factorization.

74356168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9294527 (or 9294523 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 74356168 is about 8623.0022613936. The cubic root of 74356168 is about 420.5061320796.

The spelling of 74356168 in words is "seventy-four million, three hundred fifty-six thousand, one hundred sixty-eight".