74892673 has 2 divisors, whose sum is σ = 74892674. Its totient is φ = 74892672.

The previous prime is 74892659. The next prime is 74892679. The reversal of 74892673 is 37629847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42094144 + 32798529 = 6488^2 + 5727^2 .

It is an emirp because it is prime and its reverse (37629847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74892673 - 2⁹ = 74892161 is a prime.

It is not a weakly prime, because it can be changed into another prime (74892679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37446336 + 37446337.

It is an arithmetic number, because the mean of its divisors is an integer number (37446337).

Almost surely, 2^74892673 is an apocalyptic number.

It is an amenable number.

74892673 is a deficient number, since it is larger than the sum of its proper divisors (1).

74892673 is an equidigital number, since it uses as much as digits as its factorization.

74892673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 46.

The square root of 74892673 is about 8654.0552921737. The cubic root of 74892673 is about 421.5150741790.

The spelling of 74892673 in words is "seventy-four million, eight hundred ninety-two thousand, six hundred seventy-three".