49439250 has 192 divisors, whose sum is σ = 158476032. Its totient is φ = 10886400.

The previous prime is 49439249. The next prime is 49439297. The reversal of 49439250 is 5293494.

It is a Curzon number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 677214 + ... + 677286.

It is an arithmetic number, because the mean of its divisors is an integer number (825396).

Almost surely, 2^49439250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49439250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79238016).

49439250 is an abundant number, since it is smaller than the sum of its proper divisors (109036782).

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

49439250 is a wasteful number, since it uses less digits than its factorization.

49439250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 49439250 is about 7031.3049997849. The cubic root of 49439250 is about 367.0207552849.

The spelling of 49439250 in words is "forty-nine million, four hundred thirty-nine thousand, two hundred fifty".