48516321 has 16 divisors (see below), whose sum is σ = 75440000. Its totient is φ = 27723024.

The previous prime is 48516257. The next prime is 48516323. The reversal of 48516321 is 12361584.

It is not a de Polignac number, because 48516321 - 2⁶ = 48516257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48516323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22546 + ... + 24603.

It is an arithmetic number, because the mean of its divisors is an integer number (4715000).

Almost surely, 2^48516321 is an apocalyptic number.

It is an amenable number.

48516321 is a deficient number, since it is larger than the sum of its proper divisors (26923679).

48516321 is an equidigital number, since it uses as much as digits as its factorization.

48516321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47173 (or 47159 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 48516321 is about 6965.3658195388. The cubic root of 48516321 is about 364.7225539057.

The spelling of 48516321 in words is "forty-eight million, five hundred sixteen thousand, three hundred twenty-one".