48132557 has 4 divisors (see below), whose sum is σ = 52508256. Its totient is φ = 43756860.

The previous prime is 48132551. The next prime is 48132571. The reversal of 48132557 is 75523184.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48132557 - 2⁴ = 48132541 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 (48132551) 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, 2187833 + ... + 2187854.

It is an arithmetic number, because the mean of its divisors is an integer number (13127064).

Almost surely, 2^48132557 is an apocalyptic number.

It is an amenable number.

48132557 is a deficient number, since it is larger than the sum of its proper divisors (4375699).

48132557 is a wasteful number, since it uses less digits than its factorization.

48132557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375698.

The product of its digits is 33600, while the sum is 35.

The square root of 48132557 is about 6937.7631121277. The cubic root of 48132557 is about 363.7583555982.

The spelling of 48132557 in words is "forty-eight million, one hundred thirty-two thousand, five hundred fifty-seven".