49581336 has 128 divisors (see below), whose sum is σ = 152640000. Its totient is φ = 13378176.

The previous prime is 49581319. The next prime is 49581361. The reversal of 49581336 is 63318594.

It is a junction number, because it is equal to n+sod(n) for n = 49581294 and 49581303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156250 + ... + 156566.

It is an arithmetic number, because the mean of its divisors is an integer number (1192500).

Almost surely, 2^49581336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49581336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76320000).

49581336 is an abundant number, since it is smaller than the sum of its proper divisors (103058664).

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

49581336 is a wasteful number, since it uses less digits than its factorization.

49581336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 348 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 49581336 is about 7041.4015650295. The cubic root of 49581336 is about 367.3720189281.

The spelling of 49581336 in words is "forty-nine million, five hundred eighty-one thousand, three hundred thirty-six".