674362261 has 2 divisors, whose sum is σ = 674362262. Its totient is φ = 674362260.

The previous prime is 674362243. The next prime is 674362279. The reversal of 674362261 is 162263476.

674362261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (674362243) and next prime (674362279).

It can be written as a sum of positive squares in only one way, i.e., 347114161 + 327248100 = 18631^2 + 18090^2 .

It is a cyclic number.

It is not a de Polignac number, because 674362261 - 2¹³ = 674354069 is a prime.

It is a super-3 number, since 3×674362261³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 674362261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674362291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337181130 + 337181131.

It is an arithmetic number, because the mean of its divisors is an integer number (337181131).

Almost surely, 2^674362261 is an apocalyptic number.

It is an amenable number.

674362261 is a deficient number, since it is larger than the sum of its proper divisors (1).

674362261 is an equidigital number, since it uses as much as digits as its factorization.

674362261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 674362261 is about 25968.4859204383. The cubic root of 674362261 is about 876.9289736519.

The spelling of 674362261 in words is "six hundred seventy-four million, three hundred sixty-two thousand, two hundred sixty-one".