2428215784 has 16 divisors (see below), whose sum is σ = 4554504000. Its totient is φ = 1213681392.

The previous prime is 2428215763. The next prime is 2428215793. The reversal of 2428215784 is 4875128242.

It is a self number, because there is not a number n which added to its sum of digits gives 2428215784.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28434 + ... + 75265.

It is an arithmetic number, because the mean of its divisors is an integer number (284656500).

Almost surely, 2^2428215784 is an apocalyptic number.

It is an amenable number.

2428215784 is a deficient number, since it is larger than the sum of its proper divisors (2126288216).

2428215784 is a wasteful number, since it uses less digits than its factorization.

2428215784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106632 (or 106628 counting only the distinct ones).

The product of its digits is 286720, while the sum is 43.

The square root of 2428215784 is about 49276.9295309681. The cubic root of 2428215784 is about 1344.0922983783.

The spelling of 2428215784 in words is "two billion, four hundred twenty-eight million, two hundred fifteen thousand, seven hundred eighty-four".