74852447 has 2 divisors, whose sum is σ = 74852448. Its totient is φ = 74852446.

The previous prime is 74852363. The next prime is 74852497. The reversal of 74852447 is 74425847.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74852447 - 2¹⁸ = 74590303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74852497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37426223 + 37426224.

It is an arithmetic number, because the mean of its divisors is an integer number (37426224).

Almost surely, 2^74852447 is an apocalyptic number.

74852447 is a deficient number, since it is larger than the sum of its proper divisors (1).

74852447 is an equidigital number, since it uses as much as digits as its factorization.

74852447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 250880, while the sum is 41.

The square root of 74852447 is about 8651.7308672889. The cubic root of 74852447 is about 421.4395932659.

The spelling of 74852447 in words is "seventy-four million, eight hundred fifty-two thousand, four hundred forty-seven".