48448191 has 16 divisors (see below), whose sum is σ = 70686720. Its totient is φ = 29272320.

The previous prime is 48448187. The next prime is 48448193. The reversal of 48448191 is 19184484.

It is not a de Polignac number, because 48448191 - 2² = 48448187 is a prime.

It is a super-2 number, since 2×48448191² = 4694454422344962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48448193) 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, 9570 + ... + 13728.

It is an arithmetic number, because the mean of its divisors is an integer number (4417920).

Almost surely, 2^48448191 is an apocalyptic number.

48448191 is a deficient number, since it is larger than the sum of its proper divisors (22238529).

48448191 is a wasteful number, since it uses less digits than its factorization.

48448191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4526.

The product of its digits is 36864, while the sum is 39.

The square root of 48448191 is about 6960.4734752745. The cubic root of 48448191 is about 364.5517509847.

The spelling of 48448191 in words is "forty-eight million, four hundred forty-eight thousand, one hundred ninety-one".