48561147 has 32 divisors (see below), whose sum is σ = 74370560. Its totient is φ = 31298400.

The previous prime is 48561143. The next prime is 48561187. The reversal of 48561147 is 74116584.

It is a happy number.

It is not a de Polignac number, because 48561147 - 2² = 48561143 is a prime.

It is a Duffinian number.

Its product of digits (26880) is a multiple of the sum of its prime factors (480).

It is not an unprimeable number, because it can be changed into a prime (48561143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175173 + ... + 175449.

It is an arithmetic number, because the mean of its divisors is an integer number (2324080).

Almost surely, 2^48561147 is an apocalyptic number.

48561147 is a deficient number, since it is larger than the sum of its proper divisors (25809413).

48561147 is a wasteful number, since it uses less digits than its factorization.

48561147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480 (or 474 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 48561147 is about 6968.5828544977. The cubic root of 48561147 is about 364.8348461563.

The spelling of 48561147 in words is "forty-eight million, five hundred sixty-one thousand, one hundred forty-seven".