2584738642 has 8 divisors (see below), whose sum is σ = 3878236656. Its totient is φ = 1291993092.

The previous prime is 2584738631. The next prime is 2584738679. The reversal of 2584738642 is 2468374852.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 179448 + ... + 193315.

It is an arithmetic number, because the mean of its divisors is an integer number (484779582).

Almost surely, 2^2584738642 is an apocalyptic number.

2584738642 is a deficient number, since it is larger than the sum of its proper divisors (1293498014).

2584738642 is a wasteful number, since it uses less digits than its factorization.

2584738642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376232.

The product of its digits is 2580480, while the sum is 49.

The square root of 2584738642 is about 50840.3249596224. The cubic root of 2584738642 is about 1372.3731475335.

The spelling of 2584738642 in words is "two billion, five hundred eighty-four million, seven hundred thirty-eight thousand, six hundred forty-two".