48278816 has 24 divisors (see below), whose sum is σ = 96611004. Its totient is φ = 23742720.

The previous prime is 48278803. The next prime is 48278833. The reversal of 48278816 is 61887284.

It can be written as a sum of positive squares in 2 ways, for example, as 33686416 + 14592400 = 5804^2 + 3820^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10415 + ... + 14318.

Almost surely, 2^48278816 is an apocalyptic number.

It is an amenable number.

48278816 is an abundant number, since it is smaller than the sum of its proper divisors (48332188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48278816 is a wasteful number, since it uses less digits than its factorization.

48278816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24804 (or 24796 counting only the distinct ones).

The product of its digits is 172032, while the sum is 44.

The square root of 48278816 is about 6948.2959061917. The cubic root of 48278816 is about 364.1264303394.

It can be divided in two parts, 48278 and 816, that added together give a palindrome (49094).

The spelling of 48278816 in words is "forty-eight million, two hundred seventy-eight thousand, eight hundred sixteen".