74303736 has 64 divisors (see below), whose sum is σ = 211831200. Its totient is φ = 21516288.

The previous prime is 74303729. The next prime is 74303743. The reversal of 74303736 is 63730347.

It is an interprime number because it is at equal distance from previous prime (74303729) and next prime (74303743).

It is a junction number, because it is equal to n+sod(n) for n = 74303697 and 74303706.

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, 1701 + ... + 12308.

Almost surely, 2^74303736 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 74303736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105915600).

74303736 is an abundant number, since it is smaller than the sum of its proper divisors (137527464).

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

74303736 is a wasteful number, since it uses less digits than its factorization.

74303736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14048 (or 14044 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 33.

The square root of 74303736 is about 8619.9614848327. The cubic root of 74303736 is about 420.4072693469.

It can be divided in two parts, 74 and 303736, that added together give a triangular number (303810 = T₇₇₉).

The spelling of 74303736 in words is "seventy-four million, three hundred three thousand, seven hundred thirty-six".