671294214 has 12 divisors (see below), whose sum is σ = 1454470836. Its totient is φ = 223764732.

The previous prime is 671294209. The next prime is 671294269. The reversal of 671294214 is 412492176.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18647044 + ... + 18647079.

It is an arithmetic number, because the mean of its divisors is an integer number (121205903).

Almost surely, 2^671294214 is an apocalyptic number.

671294214 is an abundant number, since it is smaller than the sum of its proper divisors (783176622).

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

671294214 is a wasteful number, since it uses less digits than its factorization.

671294214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37294131 (or 37294128 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 671294214 is about 25909.3460743416. The cubic root of 671294214 is about 875.5970734078.

The spelling of 671294214 in words is "six hundred seventy-one million, two hundred ninety-four thousand, two hundred fourteen".