49086648 has 80 divisors (see below), whose sum is σ = 148089480. Its totient is φ = 15100992.

The previous prime is 49086641. The next prime is 49086649. The reversal of 49086648 is 84668094.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49086641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5511 + ... + 11337.

Almost surely, 2^49086648 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 49086648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74044740).

49086648 is an abundant number, since it is smaller than the sum of its proper divisors (99002832).

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

49086648 is a wasteful number, since it uses less digits than its factorization.

49086648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858 (or 5845 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 49086648 is about 7006.1864091673. The cubic root of 49086648 is about 366.1461388997.

The spelling of 49086648 in words is "forty-nine million, eighty-six thousand, six hundred forty-eight".