48961855 has 4 divisors (see below), whose sum is σ = 58754232. Its totient is φ = 39169480.

The previous prime is 48961849. The next prime is 48961859. The reversal of 48961855 is 55816984.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 48961855 - 2⁵ = 48961823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48961859) 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, 4896181 + ... + 4896190.

It is an arithmetic number, because the mean of its divisors is an integer number (14688558).

Almost surely, 2^48961855 is an apocalyptic number.

48961855 is a deficient number, since it is larger than the sum of its proper divisors (9792377).

48961855 is an equidigital number, since it uses as much as digits as its factorization.

48961855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9792376.

The product of its digits is 345600, while the sum is 46.

The square root of 48961855 is about 6997.2748266736. The cubic root of 48961855 is about 365.8355911025.

The spelling of 48961855 in words is "forty-eight million, nine hundred sixty-one thousand, eight hundred fifty-five".