48649632 has 48 divisors (see below), whose sum is σ = 128530080. Its totient is φ = 16111872.

The previous prime is 48649619. The next prime is 48649639. The reversal of 48649632 is 23694684.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (48649639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14094 + ... + 17202.

It is an arithmetic number, because the mean of its divisors is an integer number (2677710).

Almost surely, 2^48649632 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 48649632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64265040).

48649632 is an abundant number, since it is smaller than the sum of its proper divisors (79880448).

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

48649632 is a wasteful number, since it uses less digits than its factorization.

48649632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285 (or 3277 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 48649632 is about 6974.9288168411. The cubic root of 48649632 is about 365.0563045686.

The spelling of 48649632 in words is "forty-eight million, six hundred forty-nine thousand, six hundred thirty-two".