74459663 has 2 divisors, whose sum is σ = 74459664. Its totient is φ = 74459662.

The previous prime is 74459653. The next prime is 74459669. The reversal of 74459663 is 36695447.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74459663 - 2¹⁴ = 74443279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74459669) 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, 37229831 + 37229832.

It is an arithmetic number, because the mean of its divisors is an integer number (37229832).

Almost surely, 2^74459663 is an apocalyptic number.

74459663 is a deficient number, since it is larger than the sum of its proper divisors (1).

74459663 is an equidigital number, since it uses as much as digits as its factorization.

74459663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 44.

The square root of 74459663 is about 8629.0012747710. The cubic root of 74459663 is about 420.7011399147.

The spelling of 74459663 in words is "seventy-four million, four hundred fifty-nine thousand, six hundred sixty-three".