74860693 has 2 divisors, whose sum is σ = 74860694. Its totient is φ = 74860692.

The previous prime is 74860679. The next prime is 74860717. The reversal of 74860693 is 39606847.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73925604 + 935089 = 8598^2 + 967^2 .

It is a cyclic number.

It is not a de Polignac number, because 74860693 - 2¹⁷ = 74729621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74860393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37430346 + 37430347.

It is an arithmetic number, because the mean of its divisors is an integer number (37430347).

Almost surely, 2^74860693 is an apocalyptic number.

It is an amenable number.

74860693 is a deficient number, since it is larger than the sum of its proper divisors (1).

74860693 is an equidigital number, since it uses as much as digits as its factorization.

74860693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 74860693 is about 8652.2074062057. The cubic root of 74860693 is about 421.4550684370.

The spelling of 74860693 in words is "seventy-four million, eight hundred sixty thousand, six hundred ninety-three".