74162160 has 240 divisors, whose sum is σ = 270545184. Its totient is φ = 18137088.

The previous prime is 74162117. The next prime is 74162161. The reversal of 74162160 is 6126147.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74162161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 893479 + ... + 893561.

Almost surely, 2^74162160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74162160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135272592).

74162160 is an abundant number, since it is smaller than the sum of its proper divisors (196383024).

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

74162160 is a wasteful number, since it uses less digits than its factorization.

74162160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 74162160 is about 8611.7454676738. The cubic root of 74162160 is about 420.1400893230.

The spelling of 74162160 in words is "seventy-four million, one hundred sixty-two thousand, one hundred sixty".