48731565 has 8 divisors (see below), whose sum is σ = 77970528. Its totient is φ = 25990160.

The previous prime is 48731531. The next prime is 48731633. The reversal of 48731565 is 56513784.

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

It is not a de Polignac number, because 48731565 - 2⁷ = 48731437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624371 + ... + 1624400.

It is an arithmetic number, because the mean of its divisors is an integer number (9746316).

Almost surely, 2^48731565 is an apocalyptic number.

It is an amenable number.

48731565 is a deficient number, since it is larger than the sum of its proper divisors (29238963).

48731565 is a wasteful number, since it uses less digits than its factorization.

48731565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248779.

The product of its digits is 100800, while the sum is 39.

The square root of 48731565 is about 6980.7997392849. The cubic root of 48731565 is about 365.2611254594.

The spelling of 48731565 in words is "forty-eight million, seven hundred thirty-one thousand, five hundred sixty-five".