49686000 has 360 divisors, whose sum is σ = 201777264. Its totient is φ = 10483200.

The previous prime is 49685989. The next prime is 49686001. The reversal of 49686000 is 68694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49686001) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3821994 + ... + 3822006.

Almost surely, 2^49686000 is an apocalyptic number.

49686000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49686000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100888632).

49686000 is an abundant number, since it is smaller than the sum of its proper divisors (152091264).

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

49686000 is a wasteful number, since it uses less digits than its factorization.

49686000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 49686000 is about 7048.8296900975. The cubic root of 49686000 is about 367.6303392553.

The spelling of 49686000 in words is "forty-nine million, six hundred eighty-six thousand".