48032557 has 4 divisors (see below), whose sum is σ = 48527836. Its totient is φ = 47537280.

The previous prime is 48032527. The next prime is 48032573. The reversal of 48032557 is 75523084.

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 9418761 + 38613796 = 3069^2 + 6214^2 .

It is a cyclic number.

It is not a de Polignac number, because 48032557 - 2¹⁹ = 47508269 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 (48032507) 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, 247494 + ... + 247687.

It is an arithmetic number, because the mean of its divisors is an integer number (12131959).

Almost surely, 2^48032557 is an apocalyptic number.

It is an amenable number.

48032557 is a deficient number, since it is larger than the sum of its proper divisors (495279).

48032557 is an equidigital number, since it uses as much as digits as its factorization.

48032557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495278.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 48032557 is about 6930.5524310837. The cubic root of 48032557 is about 363.5062666563.

The spelling of 48032557 in words is "forty-eight million, thirty-two thousand, five hundred fifty-seven".