5181976 has 8 divisors (see below), whose sum is σ = 9716220. Its totient is φ = 2590984.

The previous prime is 5181971. The next prime is 5181977. The reversal of 5181976 is 6791815.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5181971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323866 + ... + 323881.

Almost surely, 2^5181976 is an apocalyptic number.

It is an amenable number.

5181976 is a deficient number, since it is larger than the sum of its proper divisors (4534244).

5181976 is a wasteful number, since it uses less digits than its factorization.

5181976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647753 (or 647749 counting only the distinct ones).

The product of its digits is 15120, while the sum is 37.

The square root of 5181976 is about 2276.3953962350. The cubic root of 5181976 is about 173.0474214838.

The spelling of 5181976 in words is "five million, one hundred eighty-one thousand, nine hundred seventy-six".