48215664 has 120 divisors (see below), whose sum is σ = 159291392. Its totient is φ = 13322880.

The previous prime is 48215663. The next prime is 48215669. The reversal of 48215664 is 46651284.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48215663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30477 + ... + 32019.

Almost surely, 2^48215664 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 48215664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79645696).

48215664 is an abundant number, since it is smaller than the sum of its proper divisors (111075728).

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

48215664 is a wasteful number, since it uses less digits than its factorization.

48215664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595 (or 1586 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 48215664 is about 6943.7499954995. The cubic root of 48215664 is about 363.9675936211.

The spelling of 48215664 in words is "forty-eight million, two hundred fifteen thousand, six hundred sixty-four".