48397018 has 4 divisors (see below), whose sum is σ = 72595530. Its totient is φ = 24198508.

The previous prime is 48397007. The next prime is 48397039. The reversal of 48397018 is 81079384.

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., 35844169 + 12552849 = 5987^2 + 3543^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12099253 + ... + 12099256.

Almost surely, 2^48397018 is an apocalyptic number.

48397018 is a deficient number, since it is larger than the sum of its proper divisors (24198512).

48397018 is a wasteful number, since it uses less digits than its factorization.

48397018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24198511.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 48397018 is about 6956.7965328878. The cubic root of 48397018 is about 364.4233541800.

The spelling of 48397018 in words is "forty-eight million, three hundred ninety-seven thousand, eighteen".