48437999 has 2 divisors, whose sum is σ = 48438000. Its totient is φ = 48437998.

The previous prime is 48437989. The next prime is 48438001. The reversal of 48437999 is 99973484.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48437999 is a prime.

Together with 48438001, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48437999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48437929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24218999 + 24219000.

It is an arithmetic number, because the mean of its divisors is an integer number (24219000).

Almost surely, 2^48437999 is an apocalyptic number.

48437999 is a deficient number, since it is larger than the sum of its proper divisors (1).

48437999 is an equidigital number, since it uses as much as digits as its factorization.

48437999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The square root of 48437999 is about 6959.7413026635. The cubic root of 48437999 is about 364.5261857232.

It can be divided in two parts, 484 and 37999, that added together give a palindrome (38483).

The spelling of 48437999 in words is "forty-eight million, four hundred thirty-seven thousand, nine hundred ninety-nine".