74668134 has 16 divisors (see below), whose sum is σ = 152979120. Its totient is φ = 24282240.

The previous prime is 74668133. The next prime is 74668147. The reversal of 74668134 is 43186647.

It is a junction number, because it is equal to n+sod(n) for n = 74668092 and 74668101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74668133) 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 in 7 ways as a sum of consecutive naturals, for example, 151519 + ... + 152010.

It is an arithmetic number, because the mean of its divisors is an integer number (9561195).

Almost surely, 2^74668134 is an apocalyptic number.

74668134 is an abundant number, since it is smaller than the sum of its proper divisors (78310986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74668134 is a wasteful number, since it uses less digits than its factorization.

74668134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303575.

The product of its digits is 96768, while the sum is 39.

The square root of 74668134 is about 8641.0725028783. The cubic root of 74668134 is about 421.0933982200.

The spelling of 74668134 in words is "seventy-four million, six hundred sixty-eight thousand, one hundred thirty-four".