74245667 has 2 divisors, whose sum is σ = 74245668. Its totient is φ = 74245666.

The previous prime is 74245621. The next prime is 74245709. The reversal of 74245667 is 76654247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74245667 - 2⁸ = 74245411 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74241667) 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, 37122833 + 37122834.

It is an arithmetic number, because the mean of its divisors is an integer number (37122834).

Almost surely, 2^74245667 is an apocalyptic number.

74245667 is a deficient number, since it is larger than the sum of its proper divisors (1).

74245667 is an equidigital number, since it uses as much as digits as its factorization.

74245667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 41.

The square root of 74245667 is about 8616.5925399777. The cubic root of 74245667 is about 420.2977235225.

The spelling of 74245667 in words is "seventy-four million, two hundred forty-five thousand, six hundred sixty-seven".