48822639 has 4 divisors (see below), whose sum is σ = 65096856. Its totient is φ = 32548424.

The previous prime is 48822637. The next prime is 48822643. The reversal of 48822639 is 93622884.

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

It is a cyclic number.

It is not a de Polignac number, because 48822639 - 2¹ = 48822637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48822639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48822637) 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 in 3 ways as a sum of consecutive naturals, for example, 8137104 + ... + 8137109.

It is an arithmetic number, because the mean of its divisors is an integer number (16274214).

Almost surely, 2^48822639 is an apocalyptic number.

48822639 is a deficient number, since it is larger than the sum of its proper divisors (16274217).

48822639 is a wasteful number, since it uses less digits than its factorization.

48822639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16274216.

The product of its digits is 165888, while the sum is 42.

The square root of 48822639 is about 6987.3198724547. The cubic root of 48822639 is about 365.4885283063.

The spelling of 48822639 in words is "forty-eight million, eight hundred twenty-two thousand, six hundred thirty-nine".