49940814 has 96 divisors (see below), whose sum is σ = 129927168. Its totient is φ = 12513600.

The previous prime is 49940791. The next prime is 49940819. The reversal of 49940814 is 41804994.

49940814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49940819) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 157384 + ... + 157700.

It is an arithmetic number, because the mean of its divisors is an integer number (1353408).

Almost surely, 2^49940814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49940814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64963584).

49940814 is an abundant number, since it is smaller than the sum of its proper divisors (79986354).

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

49940814 is a wasteful number, since it uses less digits than its factorization.

49940814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 49940814 is about 7066.8814904454. The cubic root of 49940814 is about 368.2577304114.

The spelling of 49940814 in words is "forty-nine million, nine hundred forty thousand, eight hundred fourteen".