48449999 has 4 divisors (see below), whose sum is σ = 52176936. Its totient is φ = 44723064.

The previous prime is 48449977. The next prime is 48450007. The reversal of 48449999 is 99994484.

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 48449999 - 2⁸ = 48449743 is a prime.

It is a Duffinian number.

48449999 is a modest number, since divided by 9999 gives 4844 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48449969) 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, 1863449 + ... + 1863474.

It is an arithmetic number, because the mean of its divisors is an integer number (13044234).

Almost surely, 2^48449999 is an apocalyptic number.

48449999 is a deficient number, since it is larger than the sum of its proper divisors (3726937).

48449999 is a wasteful number, since it uses less digits than its factorization.

48449999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726936.

The product of its digits is 3359232, while the sum is 56.

The square root of 48449999 is about 6960.6033502851. The cubic root of 48449999 is about 364.5562857351.

The spelling of 48449999 in words is "forty-eight million, four hundred forty-nine thousand, nine hundred ninety-nine".