48278866 has 8 divisors (see below), whose sum is σ = 73784844. Its totient is φ = 23683920.

The previous prime is 48278849. The next prime is 48278869. The reversal of 48278866 is 66887284.

It can be written as a sum of positive squares in 2 ways, for example, as 41409225 + 6869641 = 6435^2 + 2621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×48278866³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (48278869) 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, 227625 + ... + 227836.

Almost surely, 2^48278866 is an apocalyptic number.

48278866 is a deficient number, since it is larger than the sum of its proper divisors (25505978).

48278866 is a wasteful number, since it uses less digits than its factorization.

48278866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455516.

The product of its digits is 1032192, while the sum is 49.

The square root of 48278866 is about 6948.2995041953. The cubic root of 48278866 is about 364.1265560420.

The spelling of 48278866 in words is "forty-eight million, two hundred seventy-eight thousand, eight hundred sixty-six".