74097943 has 8 divisors (see below), whose sum is σ = 75892896. Its totient is φ = 72324000.

The previous prime is 74097941. The next prime is 74097949. The reversal of 74097943 is 34979047.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 74097943 - 2¹ = 74097941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74097943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74097941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2005 + ... + 12337.

It is an arithmetic number, because the mean of its divisors is an integer number (9486612).

Almost surely, 2^74097943 is an apocalyptic number.

74097943 is a deficient number, since it is larger than the sum of its proper divisors (1794953).

74097943 is a wasteful number, since it uses less digits than its factorization.

74097943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10505.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 74097943 is about 8608.0162058398. The cubic root of 74097943 is about 420.0187878973.

The spelling of 74097943 in words is "seventy-four million, ninety-seven thousand, nine hundred forty-three".