74724467 has 2 divisors, whose sum is σ = 74724468. Its totient is φ = 74724466.

The previous prime is 74724443. The next prime is 74724487. The reversal of 74724467 is 76442747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74724467 - 2⁸ = 74724211 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74724437) 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, 37362233 + 37362234.

It is an arithmetic number, because the mean of its divisors is an integer number (37362234).

Almost surely, 2^74724467 is an apocalyptic number.

74724467 is a deficient number, since it is larger than the sum of its proper divisors (1).

74724467 is an equidigital number, since it uses as much as digits as its factorization.

74724467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 263424, while the sum is 41.

The square root of 74724467 is about 8644.3314952632. The cubic root of 74724467 is about 421.1992688689.

The spelling of 74724467 in words is "seventy-four million, seven hundred twenty-four thousand, four hundred sixty-seven".