49481636 has 6 divisors (see below), whose sum is σ = 86592870. Its totient is φ = 24740816.

The previous prime is 49481623. The next prime is 49481651. The reversal of 49481636 is 63618494.

49481636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 49000000 + 481636 = 7000^2 + 694^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49481593 and 49481602.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6185201 + ... + 6185208.

It is an arithmetic number, because the mean of its divisors is an integer number (14432145).

Almost surely, 2^49481636 is an apocalyptic number.

It is an amenable number.

49481636 is a deficient number, since it is larger than the sum of its proper divisors (37111234).

49481636 is a wasteful number, since it uses less digits than its factorization.

49481636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12370413 (or 12370411 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 49481636 is about 7034.3184460188. The cubic root of 49481636 is about 367.1256119061.

It can be divided in two parts, 49 and 481636, that multiplied together give a square (23600164 = 4858²).

The spelling of 49481636 in words is "forty-nine million, four hundred eighty-one thousand, six hundred thirty-six".