674202261 has 4 divisors (see below), whose sum is σ = 898936352. Its totient is φ = 449468172.

The previous prime is 674202239. The next prime is 674202293. The reversal of 674202261 is 162202476.

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 not a de Polignac number, because 674202261 - 2¹¹ = 674200213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674202161) 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 in 3 ways as a sum of consecutive naturals, for example, 112367041 + ... + 112367046.

It is an arithmetic number, because the mean of its divisors is an integer number (224734088).

Almost surely, 2^674202261 is an apocalyptic number.

It is an amenable number.

674202261 is a deficient number, since it is larger than the sum of its proper divisors (224734091).

674202261 is a wasteful number, since it uses less digits than its factorization.

674202261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224734090.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 674202261 is about 25965.4050806068. The cubic root of 674202261 is about 876.8596144256.

The spelling of 674202261 in words is "six hundred seventy-four million, two hundred two thousand, two hundred sixty-one".