671374 has 8 divisors (see below), whose sum is σ = 1098648. Its totient is φ = 305160.

The previous prime is 671369. The next prime is 671383. The reversal of 671374 is 473176.

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

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, 15237 + ... + 15280.

It is an arithmetic number, because the mean of its divisors is an integer number (137331).

2⁶⁷¹³⁷⁴ is an apocalyptic number.

671374 is a deficient number, since it is larger than the sum of its proper divisors (427274).

671374 is a wasteful number, since it uses less digits than its factorization.

671374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30530.

The product of its digits is 3528, while the sum is 28.

The square root of 671374 is about 819.3741514107. The cubic root of 671374 is about 87.5631761437.

It can be divided in two parts, 67 and 1374, that added together give a palindrome (1441).

The spelling of 671374 in words is "six hundred seventy-one thousand, three hundred seventy-four".