48688421 has 2 divisors, whose sum is σ = 48688422. Its totient is φ = 48688420.

The previous prime is 48688417. The next prime is 48688433. The reversal of 48688421 is 12488684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43375396 + 5313025 = 6586^2 + 2305^2 .

It is a cyclic number.

It is not a de Polignac number, because 48688421 - 2² = 48688417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48688441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24344210 + 24344211.

It is an arithmetic number, because the mean of its divisors is an integer number (24344211).

Almost surely, 2^48688421 is an apocalyptic number.

It is an amenable number.

48688421 is a deficient number, since it is larger than the sum of its proper divisors (1).

48688421 is an equidigital number, since it uses as much as digits as its factorization.

48688421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98304, while the sum is 41.

The square root of 48688421 is about 6977.7088646632. The cubic root of 48688421 is about 365.1533002136.

The spelling of 48688421 in words is "forty-eight million, six hundred eighty-eight thousand, four hundred twenty-one".