51927098 has 4 divisors (see below), whose sum is σ = 77890650. Its totient is φ = 25963548.

The previous prime is 51927097. The next prime is 51927119. The reversal of 51927098 is 89072915.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89072915 = 5 ⋅17814583.

It can be written as a sum of positive squares in only one way, i.e., 34845409 + 17081689 = 5903^2 + 4133^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51927091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12981773 + ... + 12981776.

Almost surely, 2^51927098 is an apocalyptic number.

51927098 is a deficient number, since it is larger than the sum of its proper divisors (25963552).

51927098 is a wasteful number, since it uses less digits than its factorization.

51927098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25963551.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 51927098 is about 7206.0459337975. The cubic root of 51927098 is about 373.0766062016.

The spelling of 51927098 in words is "fifty-one million, nine hundred twenty-seven thousand, ninety-eight".