74359648 has 48 divisors (see below), whose sum is σ = 160876800. Its totient is φ = 33552000.

The previous prime is 74359633. The next prime is 74359739. The reversal of 74359648 is 84695347.

It is a junction number, because it is equal to n+sod(n) for n = 74359598 and 74359607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52453 + ... + 53851.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^74359648 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 74359648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80438400).

74359648 is an abundant number, since it is smaller than the sum of its proper divisors (86517152).

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

74359648 is a wasteful number, since it uses less digits than its factorization.

74359648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1563 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 74359648 is about 8623.2040449012. The cubic root of 74359648 is about 420.5126921205.

The spelling of 74359648 in words is "seventy-four million, three hundred fifty-nine thousand, six hundred forty-eight".