48789999 has 8 divisors (see below), whose sum is σ = 72281520. Its totient is φ = 32526648.

The previous prime is 48789997. The next prime is 48790031. The reversal of 48789999 is 99998784.

It is not a de Polignac number, because 48789999 - 2¹ = 48789997 is a prime.

48789999 is a modest number, since divided by 9999 gives 4878 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48789997) 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 7 ways as a sum of consecutive naturals, for example, 903492 + ... + 903545.

It is an arithmetic number, because the mean of its divisors is an integer number (9035190).

Almost surely, 2^48789999 is an apocalyptic number.

48789999 is a deficient number, since it is larger than the sum of its proper divisors (23491521).

48789999 is a wasteful number, since it uses less digits than its factorization.

48789999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807046 (or 1807040 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 63.

The square root of 48789999 is about 6984.9838224580. The cubic root of 48789999 is about 365.4070619670.

The spelling of 48789999 in words is "forty-eight million, seven hundred eighty-nine thousand, nine hundred ninety-nine".