48920665 has 4 divisors (see below), whose sum is σ = 58704804. Its totient is φ = 39136528.

The previous prime is 48920659. The next prime is 48920681. The reversal of 48920665 is 56602984.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36614601 + 12306064 = 6051^2 + 3508^2 .

It is a cyclic number.

It is not a de Polignac number, because 48920665 - 2⁹ = 48920153 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4892062 + ... + 4892071.

It is an arithmetic number, because the mean of its divisors is an integer number (14676201).

Almost surely, 2^48920665 is an apocalyptic number.

It is an amenable number.

48920665 is a deficient number, since it is larger than the sum of its proper divisors (9784139).

48920665 is an equidigital number, since it uses as much as digits as its factorization.

48920665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9784138.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 48920665 is about 6994.3309186798. The cubic root of 48920665 is about 365.7329738331.

The spelling of 48920665 in words is "forty-eight million, nine hundred twenty thousand, six hundred sixty-five".