74334913 has 2 divisors, whose sum is σ = 74334914. Its totient is φ = 74334912.

The previous prime is 74334907. The next prime is 74334983. The reversal of 74334913 is 31943347.

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., 58110129 + 16224784 = 7623^2 + 4028^2 .

It is a cyclic number.

It is not a de Polignac number, because 74334913 - 2⁵ = 74334881 is a prime.

It is not a weakly prime, because it can be changed into another prime (74334983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37167456 + 37167457.

It is an arithmetic number, because the mean of its divisors is an integer number (37167457).

Almost surely, 2^74334913 is an apocalyptic number.

It is an amenable number.

74334913 is a deficient number, since it is larger than the sum of its proper divisors (1).

74334913 is an equidigital number, since it uses as much as digits as its factorization.

74334913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 74334913 is about 8621.7697139276. The cubic root of 74334913 is about 420.4660604897.

The spelling of 74334913 in words is "seventy-four million, three hundred thirty-four thousand, nine hundred thirteen".