671130396 has 36 divisors (see below), whose sum is σ = 1701226800. Its totient is φ = 223082688.

The previous prime is 671130371. The next prime is 671130401. The reversal of 671130396 is 693031176.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 671130396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13041 + ... + 38888.

It is an arithmetic number, because the mean of its divisors is an integer number (47256300).

Almost surely, 2^671130396 is an apocalyptic number.

It is an amenable number.

671130396 is an abundant number, since it is smaller than the sum of its proper divisors (1030096404).

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

671130396 is a wasteful number, since it uses less digits than its factorization.

671130396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52298 (or 52293 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 671130396 is about 25906.1845125831. The cubic root of 671130396 is about 875.5258427273.

The spelling of 671130396 in words is "six hundred seventy-one million, one hundred thirty thousand, three hundred ninety-six".