671342 has 16 divisors (see below), whose sum is σ = 1167360. Its totient is φ = 283608.

The previous prime is 671339. The next prime is 671353. The reversal of 671342 is 243176.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803 + ... + 1409.

It is an arithmetic number, because the mean of its divisors is an integer number (72960).

2⁶⁷¹³⁴² is an apocalyptic number.

671342 is a deficient number, since it is larger than the sum of its proper divisors (496018).

671342 is a wasteful number, since it uses less digits than its factorization.

671342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its digits is 1008, while the sum is 23.

The square root of 671342 is about 819.3546240792. The cubic root of 671342 is about 87.5617849340.

The spelling of 671342 in words is "six hundred seventy-one thousand, three hundred forty-two".