48210921 has 48 divisors (see below), whose sum is σ = 81948672. Its totient is φ = 27007200.

The previous prime is 48210907. The next prime is 48210931. The reversal of 48210921 is 12901284.

It is not a de Polignac number, because 48210921 - 2¹¹ = 48208873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48210931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70246 + ... + 70928.

It is an arithmetic number, because the mean of its divisors is an integer number (1707264).

Almost surely, 2^48210921 is an apocalyptic number.

It is an amenable number.

48210921 is a deficient number, since it is larger than the sum of its proper divisors (33737751).

48210921 is a wasteful number, since it uses less digits than its factorization.

48210921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 48210921 is about 6943.4084569468. The cubic root of 48210921 is about 363.9556586691.

The spelling of 48210921 in words is "forty-eight million, two hundred ten thousand, nine hundred twenty-one".