671004456 has 32 divisors (see below), whose sum is σ = 1765802400. Its totient is φ = 211896000.

The previous prime is 671004443. The next prime is 671004469. The reversal of 671004456 is 654400176.

It is an interprime number because it is at equal distance from previous prime (671004443) and next prime (671004469).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735295 + ... + 736206.

It is an arithmetic number, because the mean of its divisors is an integer number (55181325).

Almost surely, 2^671004456 is an apocalyptic number.

It is an amenable number.

671004456 is an abundant number, since it is smaller than the sum of its proper divisors (1094797944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671004456 is a wasteful number, since it uses less digits than its factorization.

671004456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471529 (or 1471525 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 671004456 is about 25903.7537048205. The cubic root of 671004456 is about 875.4710741244.

The spelling of 671004456 in words is "six hundred seventy-one million, four thousand, four hundred fifty-six".