74275963 has 2 divisors, whose sum is σ = 74275964. Its totient is φ = 74275962.

The previous prime is 74275961. The next prime is 74275987. The reversal of 74275963 is 36957247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74275963 - 2¹ = 74275961 is a prime.

Together with 74275961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (74275961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37137981 + 37137982.

It is an arithmetic number, because the mean of its divisors is an integer number (37137982).

Almost surely, 2^74275963 is an apocalyptic number.

74275963 is a deficient number, since it is larger than the sum of its proper divisors (1).

74275963 is an equidigital number, since it uses as much as digits as its factorization.

74275963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 74275963 is about 8618.3503641938. The cubic root of 74275963 is about 420.3548833487.

The spelling of 74275963 in words is "seventy-four million, two hundred seventy-five thousand, nine hundred sixty-three".