48778982 has 8 divisors (see below), whose sum is σ = 83621136. Its totient is φ = 20905272.

The previous prime is 48778981. The next prime is 48778999. The reversal of 48778982 is 28987784.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48778981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742093 + ... + 1742120.

It is an arithmetic number, because the mean of its divisors is an integer number (10452642).

Almost surely, 2^48778982 is an apocalyptic number.

48778982 is a deficient number, since it is larger than the sum of its proper divisors (34842154).

48778982 is a wasteful number, since it uses less digits than its factorization.

48778982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484222.

The product of its digits is 1806336, while the sum is 53.

The square root of 48778982 is about 6984.1951576399. The cubic root of 48778982 is about 365.3795563803.

The spelling of 48778982 in words is "forty-eight million, seven hundred seventy-eight thousand, nine hundred eighty-two".