51276142 has 8 divisors (see below), whose sum is σ = 76996656. Its totient is φ = 25610592.

The previous prime is 51276119. The next prime is 51276143. The reversal of 51276142 is 24167215.

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

It is a self number, because there is not a number n which added to its sum of digits gives 51276142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51276143) 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, 11323 + ... + 15190.

It is an arithmetic number, because the mean of its divisors is an integer number (9624582).

Almost surely, 2^51276142 is an apocalyptic number.

51276142 is a deficient number, since it is larger than the sum of its proper divisors (25720514).

51276142 is a wasteful number, since it uses less digits than its factorization.

51276142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27482.

The product of its digits is 3360, while the sum is 28.

The square root of 51276142 is about 7160.7361353425. The cubic root of 51276142 is about 371.5110883586.

The spelling of 51276142 in words is "fifty-one million, two hundred seventy-six thousand, one hundred forty-two".