674273365 has 4 divisors (see below), whose sum is σ = 809128044. Its totient is φ = 539418688.

The previous prime is 674273339. The next prime is 674273371. The reversal of 674273365 is 563372476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 533471409 + 140801956 = 23097^2 + 11866^2 .

It is a cyclic number.

It is not a de Polignac number, because 674273365 - 2¹³ = 674265173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67427332 + ... + 67427341.

It is an arithmetic number, because the mean of its divisors is an integer number (202282011).

Almost surely, 2^674273365 is an apocalyptic number.

It is an amenable number.

674273365 is a deficient number, since it is larger than the sum of its proper divisors (134854679).

674273365 is a wasteful number, since it uses less digits than its factorization.

674273365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134854678.

The product of its digits is 635040, while the sum is 43.

The square root of 674273365 is about 25966.7742509539. The cubic root of 674273365 is about 876.8904390203.

The spelling of 674273365 in words is "six hundred seventy-four million, two hundred seventy-three thousand, three hundred sixty-five".