48326821 has 2 divisors, whose sum is σ = 48326822. Its totient is φ = 48326820.

The previous prime is 48326813. The next prime is 48326827. The reversal of 48326821 is 12862384.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26368225 + 21958596 = 5135^2 + 4686^2 .

It is a cyclic number.

It is not a de Polignac number, because 48326821 - 2³ = 48326813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48326827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24163410 + 24163411.

It is an arithmetic number, because the mean of its divisors is an integer number (24163411).

Almost surely, 2^48326821 is an apocalyptic number.

It is an amenable number.

48326821 is a deficient number, since it is larger than the sum of its proper divisors (1).

48326821 is an equidigital number, since it uses as much as digits as its factorization.

48326821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 34.

The square root of 48326821 is about 6951.7494920344. The cubic root of 48326821 is about 364.2470774496.

The spelling of 48326821 in words is "forty-eight million, three hundred twenty-six thousand, eight hundred twenty-one".