48449587 has 4 divisors (see below), whose sum is σ = 48464416. Its totient is φ = 48434760.

The previous prime is 48449573. The next prime is 48449591. The reversal of 48449587 is 78594484.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 48449587 - 2¹⁹ = 47925299 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 48449587.

It is not an unprimeable number, because it can be changed into a prime (48449087) 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, 123 + ... + 9844.

It is an arithmetic number, because the mean of its divisors is an integer number (12116104).

Almost surely, 2^48449587 is an apocalyptic number.

48449587 is a deficient number, since it is larger than the sum of its proper divisors (14829).

48449587 is an equidigital number, since it uses as much as digits as its factorization.

48449587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14828.

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

The square root of 48449587 is about 6960.5737550866. The cubic root of 48449587 is about 364.5552523838. Note that the first 3 decimals are identical.

The spelling of 48449587 in words is "forty-eight million, four hundred forty-nine thousand, five hundred eighty-seven".