51582196 has 12 divisors (see below), whose sum is σ = 90328000. Its totient is φ = 25774200.

The previous prime is 51582191. The next prime is 51582203. The reversal of 51582196 is 69128515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51582191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4771 + ... + 11221.

Almost surely, 2^51582196 is an apocalyptic number.

It is an amenable number.

51582196 is a deficient number, since it is larger than the sum of its proper divisors (38745804).

51582196 is a wasteful number, since it uses less digits than its factorization.

51582196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8454 (or 8452 counting only the distinct ones).

The product of its digits is 21600, while the sum is 37.

The square root of 51582196 is about 7182.0746306342. The cubic root of 51582196 is about 372.2487737435.

The spelling of 51582196 in words is "fifty-one million, five hundred eighty-two thousand, one hundred ninety-six".