49565040 has 160 divisors (see below), whose sum is σ = 177655296. Its totient is φ = 11197440.

The previous prime is 49565039. The next prime is 49565051. The reversal of 49565040 is 4056594.

49565040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 49564992 and 49565010.

It is a congruent number.

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 in 31 ways as a sum of consecutive naturals, for example, 273750 + ... + 273930.

Almost surely, 2^49565040 is an apocalyptic number.

49565040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49565040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88827648).

49565040 is an abundant number, since it is smaller than the sum of its proper divisors (128090256).

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

49565040 is a wasteful number, since it uses less digits than its factorization.

49565040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 49565040 is about 7040.2443139425. The cubic root of 49565040 is about 367.3317662113.

The spelling of 49565040 in words is "forty-nine million, five hundred sixty-five thousand, forty".