51376443 has 8 divisors (see below), whose sum is σ = 70095168. Its totient is φ = 33454344.

The previous prime is 51376439. The next prime is 51376447. The reversal of 51376443 is 34467315.

It is an interprime number because it is at equal distance from previous prime (51376439) and next prime (51376447).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51376443 - 2² = 51376439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51376447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199005 + ... + 199262.

It is an arithmetic number, because the mean of its divisors is an integer number (8761896).

Almost surely, 2^51376443 is an apocalyptic number.

51376443 is a deficient number, since it is larger than the sum of its proper divisors (18718725).

51376443 is a wasteful number, since it uses less digits than its factorization.

51376443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398313.

The product of its digits is 30240, while the sum is 33.

The square root of 51376443 is about 7167.7362535183. The cubic root of 51376443 is about 371.7531675660.

The spelling of 51376443 in words is "fifty-one million, three hundred seventy-six thousand, four hundred forty-three".