674421375 has 16 divisors (see below), whose sum is σ = 1122237792. Its totient is φ = 359691200.

The previous prime is 674421367. The next prime is 674421427. The reversal of 674421375 is 573124476.

It is not a de Polignac number, because 674421375 - 2³ = 674421367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898854 + ... + 899603.

It is an arithmetic number, because the mean of its divisors is an integer number (70139862).

Almost surely, 2^674421375 is an apocalyptic number.

674421375 is a deficient number, since it is larger than the sum of its proper divisors (447816417).

674421375 is a wasteful number, since it uses less digits than its factorization.

674421375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798475 (or 1798465 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 674421375 is about 25969.6240827625. The cubic root of 674421375 is about 876.9545965095.

The spelling of 674421375 in words is "six hundred seventy-four million, four hundred twenty-one thousand, three hundred seventy-five".