49940016 has 120 divisors (see below), whose sum is σ = 159030000. Its totient is φ = 13418496.

The previous prime is 49939987. The next prime is 49940017. The reversal of 49940016 is 61004994.

It is not an unprimeable number, because it can be changed into a prime (49940017) 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 23 ways as a sum of consecutive naturals, for example, 39360 + ... + 40608.

It is an arithmetic number, because the mean of its divisors is an integer number (1325250).

Almost surely, 2^49940016 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 49940016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79515000).

49940016 is an abundant number, since it is smaller than the sum of its proper divisors (109089984).

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

49940016 is a wasteful number, since it uses less digits than its factorization.

49940016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 49940016 is about 7066.8250296721. The cubic root of 49940016 is about 368.2557689481.

The spelling of 49940016 in words is "forty-nine million, nine hundred forty thousand, sixteen".