674860281 has 4 divisors (see below), whose sum is σ = 899813712. Its totient is φ = 449906852.

The previous prime is 674860267. The next prime is 674860283. The reversal of 674860281 is 182068476.

674860281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 674860281 - 2⁹ = 674859769 is a prime.

It is a super-2 number, since 2×674860281² = 910872797742797922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (674860283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112476711 + ... + 112476716.

It is an arithmetic number, because the mean of its divisors is an integer number (224953428).

Almost surely, 2^674860281 is an apocalyptic number.

It is an amenable number.

674860281 is a deficient number, since it is larger than the sum of its proper divisors (224953431).

674860281 is a wasteful number, since it uses less digits than its factorization.

674860281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224953430.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 674860281 is about 25978.0730809658. The cubic root of 674860281 is about 877.1447927193.

The spelling of 674860281 in words is "six hundred seventy-four million, eight hundred sixty thousand, two hundred eighty-one".