74040027 has 4 divisors (see below), whose sum is σ = 98720040. Its totient is φ = 49360016.

The previous prime is 74040019. The next prime is 74040047. The reversal of 74040027 is 72004047.

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 74040027 - 2³ = 74040019 is a prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 74039979 and 74040006.

It is not an unprimeable number, because it can be changed into a prime (74040047) 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, 12340002 + ... + 12340007.

It is an arithmetic number, because the mean of its divisors is an integer number (24680010).

Almost surely, 2^74040027 is an apocalyptic number.

74040027 is a deficient number, since it is larger than the sum of its proper divisors (24680013).

74040027 is a wasteful number, since it uses less digits than its factorization.

74040027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24680012.

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 74040027 is about 8604.6514746386. The cubic root of 74040027 is about 419.9093284994.

The spelling of 74040027 in words is "seventy-four million, forty thousand, twenty-seven".