49359978 has 24 divisors (see below), whose sum is σ = 111597408. Its totient is φ = 15737832.

The previous prime is 49359977. The next prime is 49359991. The reversal of 49359978 is 87995394.

49359978 is a `hidden beast` number, since 49 + 3 + 599 + 7 + 8 = 666.

49359978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (49359971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59200 + ... + 60027.

It is an arithmetic number, because the mean of its divisors is an integer number (4649892).

Almost surely, 2^49359978 is an apocalyptic number.

49359978 is an abundant number, since it is smaller than the sum of its proper divisors (62237430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49359978 is a wasteful number, since it uses less digits than its factorization.

49359978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119258 (or 119255 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 49359978 is about 7025.6656624124. The cubic root of 49359978 is about 366.8244872494.

The spelling of 49359978 in words is "forty-nine million, three hundred fifty-nine thousand, nine hundred seventy-eight".