48425978 has 4 divisors (see below), whose sum is σ = 72638970. Its totient is φ = 24212988.

The previous prime is 48425959. The next prime is 48425981. The reversal of 48425978 is 87952484.

It is a happy number.

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., 26081449 + 22344529 = 5107^2 + 4727^2 .

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, 12106493 + ... + 12106496.

Almost surely, 2^48425978 is an apocalyptic number.

48425978 is a deficient number, since it is larger than the sum of its proper divisors (24212992).

48425978 is a wasteful number, since it uses less digits than its factorization.

48425978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24212991.

The product of its digits is 645120, while the sum is 47.

The square root of 48425978 is about 6958.8776393898. The cubic root of 48425978 is about 364.4960280514.

It can be divided in two parts, 484 and 25978, that added together give a palindrome (26462).

The spelling of 48425978 in words is "forty-eight million, four hundred twenty-five thousand, nine hundred seventy-eight".