49666284 has 72 divisors (see below), whose sum is σ = 133810768. Its totient is φ = 16096320.

The previous prime is 49666237. The next prime is 49666289. The reversal of 49666284 is 48266694.

It is not an unprimeable number, because it can be changed into a prime (49666289) 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, 35274 + ... + 36654.

Almost surely, 2^49666284 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 49666284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66905384).

49666284 is an abundant number, since it is smaller than the sum of its proper divisors (84144484).

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

49666284 is a wasteful number, since it uses less digits than its factorization.

49666284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437 (or 1423 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 49666284 is about 7047.4310213013. The cubic root of 49666284 is about 367.5817061145.

The spelling of 49666284 in words is "forty-nine million, six hundred sixty-six thousand, two hundred eighty-four".