74413489 has 2 divisors, whose sum is σ = 74413490. Its totient is φ = 74413488.

The previous prime is 74413457. The next prime is 74413541. The reversal of 74413489 is 98431447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60575089 + 13838400 = 7783^2 + 3720^2 .

It is a cyclic number.

It is not a de Polignac number, because 74413489 - 2⁵ = 74413457 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (74413429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37206744 + 37206745.

It is an arithmetic number, because the mean of its divisors is an integer number (37206745).

Almost surely, 2^74413489 is an apocalyptic number.

It is an amenable number.

74413489 is a deficient number, since it is larger than the sum of its proper divisors (1).

74413489 is an equidigital number, since it uses as much as digits as its factorization.

74413489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 74413489 is about 8626.3253474466. The cubic root of 74413489 is about 420.6141600637.

The spelling of 74413489 in words is "seventy-four million, four hundred thirteen thousand, four hundred eighty-nine".