73974168 has 64 divisors (see below), whose sum is σ = 210520800. Its totient is φ = 24053760.

The previous prime is 73974143. The next prime is 73974221. The reversal of 73974168 is 86147937.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4680 + ... + 13032.

Almost surely, 2^73974168 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 73974168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105260400).

73974168 is an abundant number, since it is smaller than the sum of its proper divisors (136546632).

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

73974168 is a wasteful number, since it uses less digits than its factorization.

73974168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8409 (or 8399 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 73974168 is about 8600.8236814854. The cubic root of 73974168 is about 419.7847877010.

The spelling of 73974168 in words is "seventy-three million, nine hundred seventy-four thousand, one hundred sixty-eight".