48249728 has 32 divisors (see below), whose sum is σ = 97767000. Its totient is φ = 23712256.

The previous prime is 48249709. The next prime is 48249731. The reversal of 48249728 is 82794284.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358 + ... + 10746.

Almost surely, 2^48249728 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 48249728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48883500).

48249728 is an abundant number, since it is smaller than the sum of its proper divisors (49517272).

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

48249728 is an equidigital number, since it uses as much as digits as its factorization.

48249728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462 (or 6450 counting only the distinct ones).

The product of its digits is 258048, while the sum is 44.

The square root of 48249728 is about 6946.2024157089. The cubic root of 48249728 is about 364.0532868895.

The spelling of 48249728 in words is "forty-eight million, two hundred forty-nine thousand, seven hundred twenty-eight".