48047440 has 160 divisors (see below), whose sum is σ = 139276800. Its totient is φ = 15353856.

The previous prime is 48047431. The next prime is 48047453. The reversal of 48047440 is 4474084.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 466429 + ... + 466531.

It is an arithmetic number, because the mean of its divisors is an integer number (870480).

Almost surely, 2^48047440 is an apocalyptic number.

48047440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48047440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69638400).

48047440 is an abundant number, since it is smaller than the sum of its proper divisors (91229360).

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

48047440 is a wasteful number, since it uses less digits than its factorization.

48047440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 48047440 is about 6931.6260718536. The cubic root of 48047440 is about 363.5438072012.

The spelling of 48047440 in words is "forty-eight million, forty-seven thousand, four hundred forty".