482778540 has 36 divisors (see below), whose sum is σ = 1464428784. Its totient is φ = 128740896.

The previous prime is 482778523. The next prime is 482778557. The reversal of 482778540 is 45877284.

It is an interprime number because it is at equal distance from previous prime (482778523) and next prime (482778557).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1340872 + ... + 1341231.

Almost surely, 2^482778540 is an apocalyptic number.

It is an amenable number.

482778540 is an abundant number, since it is smaller than the sum of its proper divisors (981650244).

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

482778540 is a wasteful number, since it uses less digits than its factorization.

482778540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682118 (or 2682113 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The square root of 482778540 is about 21972.2220087091. Note that the first 3 decimals coincide. The cubic root of 482778540 is about 784.4814025060.

The spelling of 482778540 in words is "four hundred eighty-two million, seven hundred seventy-eight thousand, five hundred forty".