49669444 has 24 divisors (see below), whose sum is σ = 100402848. Its totient is φ = 21248640.

The previous prime is 49669379. The next prime is 49669453. The reversal of 49669444 is 44496694.

It is a junction number, because it is equal to n+sod(n) for n = 49669394 and 49669403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32454 + ... + 33949.

It is an arithmetic number, because the mean of its divisors is an integer number (4183452).

Almost surely, 2^49669444 is an apocalyptic number.

49669444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

49669444 is an abundant number, since it is smaller than the sum of its proper divisors (50733404).

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

49669444 is a wasteful number, since it uses less digits than its factorization.

49669444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66435 (or 66433 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 49669444 is about 7047.6552129059. The cubic root of 49669444 is about 367.5895017018.

The spelling of 49669444 in words is "forty-nine million, six hundred sixty-nine thousand, four hundred forty-four".