48216540 has 24 divisors (see below), whose sum is σ = 135006480. Its totient is φ = 12857728.

The previous prime is 48216523. The next prime is 48216569. The reversal of 48216540 is 4561284.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 48216498 and 48216507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401745 + ... + 401864.

It is an arithmetic number, because the mean of its divisors is an integer number (5625270).

Almost surely, 2^48216540 is an apocalyptic number.

It is an amenable number.

48216540 is an abundant number, since it is smaller than the sum of its proper divisors (86789940).

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

48216540 is a wasteful number, since it uses less digits than its factorization.

48216540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803621 (or 803619 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 48216540 is about 6943.8130735209. The cubic root of 48216540 is about 363.9697978403.

The spelling of 48216540 in words is "forty-eight million, two hundred sixteen thousand, five hundred forty".