74184327424 has 81 divisors (see below), whose sum is σ = 153622822717. Its totient is φ = 35752113152.

The previous prime is 74184327409. The next prime is 74184327499. The reversal of 74184327424 is 42472348147.

The square root of 74184327424 is 272368.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 38900461824 + 35283865600 = 197232^2 + 187840^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 126378459 + ... + 126379045.

Almost surely, 2^74184327424 is an apocalyptic number.

74184327424 is the 272368-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74184327424

74184327424 is an abundant number, since it is smaller than the sum of its proper divisors (79438495293).

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

74184327424 is an frugal number, since it uses more digits than its factorization.

74184327424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 618 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 46.

The spelling of 74184327424 in words is "seventy-four billion, one hundred eighty-four million, three hundred twenty-seven thousand, four hundred twenty-four".