671000735 has 32 divisors (see below), whose sum is σ = 890929152. Its totient is φ = 483373440.

The previous prime is 671000719. The next prime is 671000777. The reversal of 671000735 is 537000176.

It is not a de Polignac number, because 671000735 - 2⁴ = 671000719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 671000698 and 671000707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129362 + ... + 134448.

It is an arithmetic number, because the mean of its divisors is an integer number (27841536).

Almost surely, 2^671000735 is an apocalyptic number.

671000735 is a deficient number, since it is larger than the sum of its proper divisors (219928417).

671000735 is a wasteful number, since it uses less digits than its factorization.

671000735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 671000735 is about 25903.6818811535. The cubic root of 671000735 is about 875.4694558372.

The spelling of 671000735 in words is "six hundred seventy-one million, seven hundred thirty-five", and thus it is an aban number.