48945617 has 4 divisors (see below), whose sum is σ = 55937856. Its totient is φ = 41953380.

The previous prime is 48945613. The next prime is 48945629. The reversal of 48945617 is 71654984.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 48945617 - 2² = 48945613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48945613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3496109 + ... + 3496122.

It is an arithmetic number, because the mean of its divisors is an integer number (13984464).

Almost surely, 2^48945617 is an apocalyptic number.

It is an amenable number.

48945617 is a deficient number, since it is larger than the sum of its proper divisors (6992239).

48945617 is an equidigital number, since it uses as much as digits as its factorization.

48945617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6992238.

The product of its digits is 241920, while the sum is 44.

The square root of 48945617 is about 6996.1144215915. The cubic root of 48945617 is about 365.7951440024.

The spelling of 48945617 in words is "forty-eight million, nine hundred forty-five thousand, six hundred seventeen".