49881700 has 72 divisors (see below), whose sum is σ = 119304864. Its totient is φ = 17952000.

The previous prime is 49881673. The next prime is 49881709. The reversal of 49881700 is 718894.

It is a self number, because there is not a number n which added to its sum of digits gives 49881700.

It is not an unprimeable number, because it can be changed into a prime (49881709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150535 + ... + 150865.

It is an arithmetic number, because the mean of its divisors is an integer number (1657012).

Almost surely, 2^49881700 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 49881700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59652432).

49881700 is an abundant number, since it is smaller than the sum of its proper divisors (69423164).

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

49881700 is a wasteful number, since it uses less digits than its factorization.

49881700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 49881700 is about 7062.6977848411. The cubic root of 49881700 is about 368.1123731332.

The spelling of 49881700 in words is "forty-nine million, eight hundred eighty-one thousand, seven hundred".