74305743 has 8 divisors (see below), whose sum is σ = 102490800. Its totient is φ = 47828928.

The previous prime is 74305733. The next prime is 74305753. The reversal of 74305743 is 34750347.

It is an interprime number because it is at equal distance from previous prime (74305733) and next prime (74305753).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74305743 - 2⁴ = 74305727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74305733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426958 + ... + 427131.

It is an arithmetic number, because the mean of its divisors is an integer number (12811350).

Almost surely, 2^74305743 is an apocalyptic number.

74305743 is a deficient number, since it is larger than the sum of its proper divisors (28185057).

74305743 is a wasteful number, since it uses less digits than its factorization.

74305743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854121.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 74305743 is about 8620.0778998800. The cubic root of 74305743 is about 420.4110544854.

The spelling of 74305743 in words is "seventy-four million, three hundred five thousand, seven hundred forty-three".