74256343 has 6 divisors (see below), whose sum is σ = 84890456. Its totient is φ = 63628752.

The previous prime is 74256341. The next prime is 74256353. The reversal of 74256343 is 34365247.

It is not a de Polignac number, because 74256343 - 2¹ = 74256341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74256299 and 74256308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74256341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21171 + ... + 24427.

Almost surely, 2^74256343 is an apocalyptic number.

74256343 is a deficient number, since it is larger than the sum of its proper divisors (10634113).

74256343 is an frugal number, since it uses more digits than its factorization.

74256343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521 (or 3264 counting only the distinct ones).

The product of its digits is 60480, while the sum is 34.

The square root of 74256343 is about 8617.2120201374. The cubic root of 74256343 is about 420.3178678336.

The spelling of 74256343 in words is "seventy-four million, two hundred fifty-six thousand, three hundred forty-three".