48721118 has 4 divisors (see below), whose sum is σ = 73081680. Its totient is φ = 24360558.

The previous prime is 48721109. The next prime is 48721121. The reversal of 48721118 is 81112784.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12180278 + ... + 12180281.

It is an arithmetic number, because the mean of its divisors is an integer number (18270420).

Almost surely, 2^48721118 is an apocalyptic number.

48721118 is a deficient number, since it is larger than the sum of its proper divisors (24360562).

48721118 is a wasteful number, since it uses less digits than its factorization.

48721118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24360561.

The product of its digits is 3584, while the sum is 32.

The square root of 48721118 is about 6980.0514324753. The cubic root of 48721118 is about 365.2350222161.

The spelling of 48721118 in words is "forty-eight million, seven hundred twenty-one thousand, one hundred eighteen".