674363389 has 8 divisors (see below), whose sum is σ = 770912768. Its totient is φ = 577866960.

The previous prime is 674363387. The next prime is 674363399. The reversal of 674363389 is 983363476.

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

It is a cyclic number.

It is not a de Polignac number, because 674363389 - 2¹ = 674363387 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 (674363383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19444 + ... + 41554.

It is an arithmetic number, because the mean of its divisors is an integer number (96364096).

Almost surely, 2^674363389 is an apocalyptic number.

It is an amenable number.

674363389 is a deficient number, since it is larger than the sum of its proper divisors (96549379).

674363389 is a wasteful number, since it uses less digits than its factorization.

674363389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26475.

The product of its digits is 1959552, while the sum is 49.

The square root of 674363389 is about 25968.5076390616. The cubic root of 674363389 is about 876.9294625955.

The spelling of 674363389 in words is "six hundred seventy-four million, three hundred sixty-three thousand, three hundred eighty-nine".