48209738 has 4 divisors (see below), whose sum is σ = 72314610. Its totient is φ = 24104868.

The previous prime is 48209731. The next prime is 48209789. The reversal of 48209738 is 83790284.

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., 48205249 + 4489 = 6943^2 + 67^2 .

It is a junction number, because it is equal to n+sod(n) for n = 48209695 and 48209704.

It is not an unprimeable number, because it can be changed into a prime (48209731) by changing a digit.

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, 12052433 + ... + 12052436.

Almost surely, 2^48209738 is an apocalyptic number.

48209738 is a deficient number, since it is larger than the sum of its proper divisors (24104872).

48209738 is a wasteful number, since it uses less digits than its factorization.

48209738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24104871.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 48209738 is about 6943.3232677155. The cubic root of 48209738 is about 363.9526817290.

The spelling of 48209738 in words is "forty-eight million, two hundred nine thousand, seven hundred thirty-eight".