674745601 has 2 divisors, whose sum is σ = 674745602. Its totient is φ = 674745600.

The previous prime is 674745587. The next prime is 674745611. The reversal of 674745601 is 106547476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 647193600 + 27552001 = 25440^2 + 5249^2 .

It is a cyclic number.

It is not a de Polignac number, because 674745601 - 2¹⁵ = 674712833 is a prime.

It is not a weakly prime, because it can be changed into another prime (674745611) 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, 337372800 + 337372801.

It is an arithmetic number, because the mean of its divisors is an integer number (337372801).

Almost surely, 2^674745601 is an apocalyptic number.

It is an amenable number.

674745601 is a deficient number, since it is larger than the sum of its proper divisors (1).

674745601 is an equidigital number, since it uses as much as digits as its factorization.

674745601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 674745601 is about 25975.8657411067. The cubic root of 674745601 is about 877.0951050699.

The spelling of 674745601 in words is "six hundred seventy-four million, seven hundred forty-five thousand, six hundred one".