48445091 has 4 divisors (see below), whose sum is σ = 49058400. Its totient is φ = 47831784.

The previous prime is 48445069. The next prime is 48445139. The reversal of 48445091 is 19054484.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48445091 - 2⁶ = 48445027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48415091) 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, 306536 + ... + 306693.

It is an arithmetic number, because the mean of its divisors is an integer number (12264600).

Almost surely, 2^48445091 is an apocalyptic number.

48445091 is a deficient number, since it is larger than the sum of its proper divisors (613309).

48445091 is an equidigital number, since it uses as much as digits as its factorization.

48445091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613308.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 48445091 is about 6960.2507857117. The cubic root of 48445091 is about 364.5439754310.

The spelling of 48445091 in words is "forty-eight million, four hundred forty-five thousand, ninety-one".