51267842 has 8 divisors (see below), whose sum is σ = 76972032. Its totient is φ = 25610500.

The previous prime is 51267841. The next prime is 51267857. The reversal of 51267842 is 24876215.

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

It is not an unprimeable number, because it can be changed into a prime (51267841) 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, 8834 + ... + 13437.

It is an arithmetic number, because the mean of its divisors is an integer number (9621504).

Almost surely, 2^51267842 is an apocalyptic number.

51267842 is a deficient number, since it is larger than the sum of its proper divisors (25704190).

51267842 is a wasteful number, since it uses less digits than its factorization.

51267842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23424.

The product of its digits is 26880, while the sum is 35.

The square root of 51267842 is about 7160.1565625341. The cubic root of 51267842 is about 371.4910419439.

The spelling of 51267842 in words is "fifty-one million, two hundred sixty-seven thousand, eight hundred forty-two".