49559040 has 200 divisors, whose sum is σ = 178247520. Its totient is φ = 13160448.

The previous prime is 49559033. The next prime is 49559077. The reversal of 49559040 is 4095594.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 49558986 and 49559004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 207241 + ... + 207479.

Almost surely, 2^49559040 is an apocalyptic number.

49559040 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 49559040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89123760).

49559040 is an abundant number, since it is smaller than the sum of its proper divisors (128688480).

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

49559040 is an equidigital number, since it uses as much as digits as its factorization.

49559040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 49559040 is about 7039.8181794703. The cubic root of 49559040 is about 367.3169434012.

The spelling of 49559040 in words is "forty-nine million, five hundred fifty-nine thousand, forty".