48128642 has 4 divisors (see below), whose sum is σ = 72192966. Its totient is φ = 24064320.

The previous prime is 48128609. The next prime is 48128651. The reversal of 48128642 is 24682184.

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

It can be written as a sum of positive squares in only one way, i.e., 44368921 + 3759721 = 6661^2 + 1939^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12032159 + ... + 12032162.

Almost surely, 2^48128642 is an apocalyptic number.

48128642 is a deficient number, since it is larger than the sum of its proper divisors (24064324).

48128642 is a wasteful number, since it uses less digits than its factorization.

48128642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24064323.

The product of its digits is 24576, while the sum is 35.

The square root of 48128642 is about 6937.4809549288. The cubic root of 48128642 is about 363.7484928867.

The spelling of 48128642 in words is "forty-eight million, one hundred twenty-eight thousand, six hundred forty-two".