671481434 has 16 divisors (see below), whose sum is σ = 1091362272. Its totient is φ = 308011248.

The previous prime is 671481427. The next prime is 671481467. The reversal of 671481434 is 434184176.

It is a happy number.

671481434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 74984 + ... + 83459.

It is an arithmetic number, because the mean of its divisors is an integer number (68210142).

Almost surely, 2^671481434 is an apocalyptic number.

671481434 is a deficient number, since it is larger than the sum of its proper divisors (419880838).

671481434 is a wasteful number, since it uses less digits than its factorization.

671481434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158621.

The product of its digits is 64512, while the sum is 38.

The square root of 671481434 is about 25912.9588044283. The cubic root of 671481434 is about 875.6784654628.

The spelling of 671481434 in words is "six hundred seventy-one million, four hundred eighty-one thousand, four hundred thirty-four".