49547018 has 16 divisors (see below), whose sum is σ = 75715584. Its totient is φ = 24312960.

The previous prime is 49547011. The next prime is 49547023. The reversal of 49547018 is 81074594.

It is not an unprimeable number, because it can be changed into a prime (49547011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23633 + ... + 25643.

It is an arithmetic number, because the mean of its divisors is an integer number (4732224).

Almost surely, 2^49547018 is an apocalyptic number.

49547018 is a deficient number, since it is larger than the sum of its proper divisors (26168566).

49547018 is a wasteful number, since it uses less digits than its factorization.

49547018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 49547018 is about 7038.9642704023. The cubic root of 49547018 is about 367.2872398300.

The spelling of 49547018 in words is "forty-nine million, five hundred forty-seven thousand, eighteen".