74327072347 has 8 divisors (see below), whose sum is σ = 81110937600. Its totient is φ = 67547683560.

The previous prime is 74327072327. The next prime is 74327072357.

74327072347 is nontrivially palindromic in base 10.

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 74327072347 - 2⁷ = 74327072219 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 74327072297 and 74327072306.

It is not an unprimeable number, because it can be changed into a prime (74327072327) 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, 1084347 + ... + 1150852.

It is an arithmetic number, because the mean of its divisors is an integer number (10138867200).

Almost surely, 2^74327072347 is an apocalyptic number.

74327072347 is a deficient number, since it is larger than the sum of its proper divisors (6783865253).

74327072347 is a wasteful number, since it uses less digits than its factorization.

74327072347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238233.

The product of its (nonzero) digits is 1382976, while the sum is 46.

The spelling of 74327072347 in words is "seventy-four billion, three hundred twenty-seven million, seventy-two thousand, three hundred forty-seven".