74485967 has 2 divisors, whose sum is σ = 74485968. Its totient is φ = 74485966.

The previous prime is 74485951. The next prime is 74485991. The reversal of 74485967 is 76958447.

It is a weak prime.

It is an emirp because it is prime and its reverse (76958447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74485967 - 2⁴ = 74485951 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74485927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37242983 + 37242984.

It is an arithmetic number, because the mean of its divisors is an integer number (37242984).

Almost surely, 2^74485967 is an apocalyptic number.

74485967 is a deficient number, since it is larger than the sum of its proper divisors (1).

74485967 is an equidigital number, since it uses as much as digits as its factorization.

74485967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 50.

The square root of 74485967 is about 8630.5253026684. The cubic root of 74485967 is about 420.7506737585.

The spelling of 74485967 in words is "seventy-four million, four hundred eighty-five thousand, nine hundred sixty-seven".