671766014 has 32 divisors (see below), whose sum is σ = 1109376000. Its totient is φ = 303662304.

The previous prime is 671765987. The next prime is 671766047. The reversal of 671766014 is 410667176.

671766014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627872 + ... + 628940.

It is an arithmetic number, because the mean of its divisors is an integer number (34668000).

Almost surely, 2^671766014 is an apocalyptic number.

671766014 is a deficient number, since it is larger than the sum of its proper divisors (437609986).

671766014 is a wasteful number, since it uses less digits than its factorization.

671766014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 671766014 is about 25918.4492977493. The cubic root of 671766014 is about 875.8021548501.

The spelling of 671766014 in words is "six hundred seventy-one million, seven hundred sixty-six thousand, fourteen".