48447840 has 96 divisors (see below), whose sum is σ = 174424320. Its totient is φ = 11073024.

The previous prime is 48447829. The next prime is 48447859. The reversal of 48447840 is 4874484.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3850 + ... + 10569.

It is an arithmetic number, because the mean of its divisors is an integer number (1816920).

Almost surely, 2^48447840 is an apocalyptic number.

48447840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48447840 is an abundant number, since it is smaller than the sum of its proper divisors (125976480).

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

48447840 is a wasteful number, since it uses less digits than its factorization.

48447840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444 (or 14436 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 39.

The square root of 48447840 is about 6960.4482614268. The cubic root of 48447840 is about 364.5508706080.

The spelling of 48447840 in words is "forty-eight million, four hundred forty-seven thousand, eight hundred forty".