674734173 has 4 divisors (see below), whose sum is σ = 899645568. Its totient is φ = 449822780.

The previous prime is 674734169. The next prime is 674734211. The reversal of 674734173 is 371437476.

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 674734173 - 2² = 674734169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674734103) 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, 112455693 + ... + 112455698.

It is an arithmetic number, because the mean of its divisors is an integer number (224911392).

Almost surely, 2^674734173 is an apocalyptic number.

It is an amenable number.

674734173 is a deficient number, since it is larger than the sum of its proper divisors (224911395).

674734173 is a wasteful number, since it uses less digits than its factorization.

674734173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224911394.

The product of its digits is 296352, while the sum is 42.

The square root of 674734173 is about 25975.6457667562. The cubic root of 674734173 is about 877.0901533273.

The spelling of 674734173 in words is "six hundred seventy-four million, seven hundred thirty-four thousand, one hundred seventy-three".