74734417 has 2 divisors, whose sum is σ = 74734418. Its totient is φ = 74734416.

The previous prime is 74734411. The next prime is 74734423. The reversal of 74734417 is 71443747.

It is a balanced prime because it is at equal distance from previous prime (74734411) and next prime (74734423).

It can be written as a sum of positive squares in only one way, i.e., 71166096 + 3568321 = 8436^2 + 1889^2 .

It is a cyclic number.

It is not a de Polignac number, because 74734417 - 2²³ = 66345809 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74734411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37367208 + 37367209.

It is an arithmetic number, because the mean of its divisors is an integer number (37367209).

Almost surely, 2^74734417 is an apocalyptic number.

It is an amenable number.

74734417 is a deficient number, since it is larger than the sum of its proper divisors (1).

74734417 is an equidigital number, since it uses as much as digits as its factorization.

74734417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 65856, while the sum is 37.

The square root of 74734417 is about 8644.9069977646. The cubic root of 74734417 is about 421.2179630882.

The spelling of 74734417 in words is "seventy-four million, seven hundred thirty-four thousand, four hundred seventeen".