51875542 has 8 divisors (see below), whose sum is σ = 78336000. Its totient is φ = 25763544.

The previous prime is 51875533. The next prime is 51875543. The reversal of 51875542 is 24557815.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51875543) 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, 86742 + ... + 87337.

It is an arithmetic number, because the mean of its divisors is an integer number (9792000).

Almost surely, 2^51875542 is an apocalyptic number.

51875542 is a deficient number, since it is larger than the sum of its proper divisors (26460458).

51875542 is a wasteful number, since it uses less digits than its factorization.

51875542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174230.

The product of its digits is 56000, while the sum is 37.

The square root of 51875542 is about 7202.4677715350. The cubic root of 51875542 is about 372.9530951808.

The spelling of 51875542 in words is "fifty-one million, eight hundred seventy-five thousand, five hundred forty-two".