671215034 has 48 divisors (see below), whose sum is σ = 1232431200. Its totient is φ = 272968416.

The previous prime is 671215031. The next prime is 671215081. The reversal of 671215034 is 430512176.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 671214988 and 671215006.

It is not an unprimeable number, because it can be changed into a prime (671215031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165677 + ... + 169679.

It is an arithmetic number, because the mean of its divisors is an integer number (25675650).

Almost surely, 2^671215034 is an apocalyptic number.

671215034 is a deficient number, since it is larger than the sum of its proper divisors (561216166).

671215034 is a wasteful number, since it uses less digits than its factorization.

671215034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107 (or 4100 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 671215034 is about 25907.8180092419. The cubic root of 671215034 is about 875.5626461274.

The spelling of 671215034 in words is "six hundred seventy-one million, two hundred fifteen thousand, thirty-four".