74337493 has 2 divisors, whose sum is σ = 74337494. Its totient is φ = 74337492.

The previous prime is 74337437. The next prime is 74337533. The reversal of 74337493 is 39473347.

It is an a-pointer prime, because the next prime (74337533) can be obtained adding 74337493 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72284004 + 2053489 = 8502^2 + 1433^2 .

It is a cyclic number.

It is not a de Polignac number, because 74337493 - 2¹⁷ = 74206421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74737493) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37168746 + 37168747.

It is an arithmetic number, because the mean of its divisors is an integer number (37168747).

Almost surely, 2^74337493 is an apocalyptic number.

It is an amenable number.

74337493 is a deficient number, since it is larger than the sum of its proper divisors (1).

74337493 is an equidigital number, since it uses as much as digits as its factorization.

74337493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 74337493 is about 8621.9193338838. The cubic root of 74337493 is about 420.4709249150.

The spelling of 74337493 in words is "seventy-four million, three hundred thirty-seven thousand, four hundred ninety-three".