74544162 has 64 divisors (see below), whose sum is σ = 189886464. Its totient is φ = 18944640.

The previous prime is 74544149. The next prime is 74544187. The reversal of 74544162 is 26144547.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19998 + ... + 23430.

It is an arithmetic number, because the mean of its divisors is an integer number (2966976).

Almost surely, 2^74544162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74544162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94943232).

74544162 is an abundant number, since it is smaller than the sum of its proper divisors (115342302).

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

74544162 is a wasteful number, since it uses less digits than its factorization.

74544162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503.

The product of its digits is 26880, while the sum is 33.

The square root of 74544162 is about 8633.8961077836. The cubic root of 74544162 is about 420.8602210663.

The spelling of 74544162 in words is "seventy-four million, five hundred forty-four thousand, one hundred sixty-two".