671401274 has 8 divisors (see below), whose sum is σ = 1007212800. Its totient is φ = 335663676.

The previous prime is 671401273. The next prime is 671401343. The reversal of 671401274 is 472104176.

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

It is a self number, because there is not a number n which added to its sum of digits gives 671401274.

It is not an unprimeable number, because it can be changed into a prime (671401273) by changing a digit.

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, 21677 + ... + 42575.

It is an arithmetic number, because the mean of its divisors is an integer number (125901600).

Almost surely, 2^671401274 is an apocalyptic number.

671401274 is a deficient number, since it is larger than the sum of its proper divisors (335811526).

671401274 is a wasteful number, since it uses less digits than its factorization.

671401274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36964.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 671401274 is about 25911.4120418012. The cubic root of 671401274 is about 875.6436185429.

The spelling of 671401274 in words is "six hundred seventy-one million, four hundred one thousand, two hundred seventy-four".