48563591 has 4 divisors (see below), whose sum is σ = 49178400. Its totient is φ = 47948784.

The previous prime is 48563587. The next prime is 48563609. The reversal of 48563591 is 19536584.

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

It is a cyclic number.

It is not a de Polignac number, because 48563591 - 2² = 48563587 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 (48563521) 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, 307286 + ... + 307443.

It is an arithmetic number, because the mean of its divisors is an integer number (12294600).

Almost surely, 2^48563591 is an apocalyptic number.

48563591 is a deficient number, since it is larger than the sum of its proper divisors (614809).

48563591 is an equidigital number, since it uses as much as digits as its factorization.

48563591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614808.

The product of its digits is 129600, while the sum is 41.

The square root of 48563591 is about 6968.7582107575. The cubic root of 48563591 is about 364.8409665595.

The spelling of 48563591 in words is "forty-eight million, five hundred sixty-three thousand, five hundred ninety-one".