74226347 has 4 divisors (see below), whose sum is σ = 79936080. Its totient is φ = 68516616.

The previous prime is 74226289. The next prime is 74226371. The reversal of 74226347 is 74362247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74226347 - 2²⁶ = 7117483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74226247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2854847 + ... + 2854872.

It is an arithmetic number, because the mean of its divisors is an integer number (19984020).

Almost surely, 2^74226347 is an apocalyptic number.

74226347 is a deficient number, since it is larger than the sum of its proper divisors (5709733).

74226347 is a wasteful number, since it uses less digits than its factorization.

74226347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5709732.

The product of its digits is 56448, while the sum is 35.

The square root of 74226347 is about 8615.4713742198. The cubic root of 74226347 is about 420.2612641268.

The spelling of 74226347 in words is "seventy-four million, two hundred twenty-six thousand, three hundred forty-seven".