48491688 has 64 divisors (see below), whose sum is σ = 143032320. Its totient is φ = 13406400.

The previous prime is 48491647. The next prime is 48491689. The reversal of 48491688 is 88619484.

It is not an unprimeable number, because it can be changed into a prime (48491689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553 + ... + 9863.

It is an arithmetic number, because the mean of its divisors is an integer number (2234880).

Almost surely, 2^48491688 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 48491688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71516160).

48491688 is an abundant number, since it is smaller than the sum of its proper divisors (94540632).

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

48491688 is a wasteful number, since it uses less digits than its factorization.

48491688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358 (or 9354 counting only the distinct ones).

The product of its digits is 442368, while the sum is 48.

The square root of 48491688 is about 6963.5973461997. The cubic root of 48491688 is about 364.6608170756.

The spelling of 48491688 in words is "forty-eight million, four hundred ninety-one thousand, six hundred eighty-eight".