74094987 has 8 divisors (see below), whose sum is σ = 98833104. Its totient is φ = 49376768.

The previous prime is 74094953. The next prime is 74094989. The reversal of 74094987 is 78949047.

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 74094987 - 2¹⁰ = 74093963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74094989) 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, 11803 + ... + 16955.

It is an arithmetic number, because the mean of its divisors is an integer number (12354138).

Almost surely, 2^74094987 is an apocalyptic number.

74094987 is a deficient number, since it is larger than the sum of its proper divisors (24738117).

74094987 is a wasteful number, since it uses less digits than its factorization.

74094987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9949.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 74094987 is about 8607.8445037071. The cubic root of 74094987 is about 420.0132025328.

The spelling of 74094987 in words is "seventy-four million, ninety-four thousand, nine hundred eighty-seven".