48238987 has 2 divisors, whose sum is σ = 48238988. Its totient is φ = 48238986.

The previous prime is 48238969. The next prime is 48238997. The reversal of 48238987 is 78983284.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48238987 - 2¹⁵ = 48206219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48238987.

It is not a weakly prime, because it can be changed into another prime (48238997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24119493 + 24119494.

It is an arithmetic number, because the mean of its divisors is an integer number (24119494).

Almost surely, 2^48238987 is an apocalyptic number.

48238987 is a deficient number, since it is larger than the sum of its proper divisors (1).

48238987 is an equidigital number, since it uses as much as digits as its factorization.

48238987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 49.

The square root of 48238987 is about 6945.4292163984. The cubic root of 48238987 is about 364.0262705952.

The spelling of 48238987 in words is "forty-eight million, two hundred thirty-eight thousand, nine hundred eighty-seven".