48278637 has 36 divisors (see below), whose sum is σ = 78510432. Its totient is φ = 28551600.

The previous prime is 48278617. The next prime is 48278641. The reversal of 48278637 is 73687284.

It is a happy number.

48278637 is a `hidden beast` number, since 4 + 8 + 2 + 7 + 8 + 637 = 666.

48278637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48278637 - 2¹⁶ = 48213101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48278592 and 48278601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48278617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 46312 + ... + 47342.

Almost surely, 2^48278637 is an apocalyptic number.

It is an amenable number.

48278637 is a deficient number, since it is larger than the sum of its proper divisors (30231795).

48278637 is a wasteful number, since it uses less digits than its factorization.

48278637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102 (or 1088 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 48278637 is about 6948.2830253236. The cubic root of 48278637 is about 364.1259803235.

The spelling of 48278637 in words is "forty-eight million, two hundred seventy-eight thousand, six hundred thirty-seven".