48454987 has 4 divisors (see below), whose sum is σ = 55377136. Its totient is φ = 41532840.

The previous prime is 48454943. The next prime is 48454999. The reversal of 48454987 is 78945484.

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 48454987 - 2¹⁵ = 48422219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48454987.

It is not an unprimeable number, because it can be changed into a prime (48454927) 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, 3461064 + ... + 3461077.

It is an arithmetic number, because the mean of its divisors is an integer number (13844284).

Almost surely, 2^48454987 is an apocalyptic number.

48454987 is a deficient number, since it is larger than the sum of its proper divisors (6922149).

48454987 is an equidigital number, since it uses as much as digits as its factorization.

48454987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6922148.

The product of its digits is 1290240, while the sum is 49.

The square root of 48454987 is about 6960.9616433364. The cubic root of 48454987 is about 364.5687958445.

The spelling of 48454987 in words is "forty-eight million, four hundred fifty-four thousand, nine hundred eighty-seven".