674642269 has 8 divisors (see below), whose sum is σ = 774247680. Its totient is φ = 575843856.

The previous prime is 674642257. The next prime is 674642273. The reversal of 674642269 is 962246476.

674642269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 674642269 - 2¹¹ = 674640221 is a prime.

It is a super-2 number, since 2×674642269² = 910284382242936722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674642209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199954 + ... + 203299.

It is an arithmetic number, because the mean of its divisors is an integer number (96780960).

Almost surely, 2^674642269 is an apocalyptic number.

It is an amenable number.

674642269 is a deficient number, since it is larger than the sum of its proper divisors (99605411).

674642269 is a wasteful number, since it uses less digits than its factorization.

674642269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403499.

The product of its digits is 870912, while the sum is 46.

The square root of 674642269 is about 25973.8766648338. The cubic root of 674642269 is about 877.0503293706.

The spelling of 674642269 in words is "six hundred seventy-four million, six hundred forty-two thousand, two hundred sixty-nine".