74109343 has 8 divisors (see below), whose sum is σ = 92396160. Its totient is φ = 57747480.

The previous prime is 74109331. The next prime is 74109361. The reversal of 74109343 is 34390147.

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

It is a de Polignac number, because none of the positive numbers 2^k-74109343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74109943) 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, 481153 + ... + 481306.

It is an arithmetic number, because the mean of its divisors is an integer number (11549520).

Almost surely, 2^74109343 is an apocalyptic number.

74109343 is a deficient number, since it is larger than the sum of its proper divisors (18286817).

74109343 is a wasteful number, since it uses less digits than its factorization.

74109343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962477.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 74109343 is about 8608.6783538474. The cubic root of 74109343 is about 420.0403268157.

The spelling of 74109343 in words is "seventy-four million, one hundred nine thousand, three hundred forty-three".