2492605642 has 8 divisors (see below), whose sum is σ = 3754423332. Its totient is φ = 1241131200.

The previous prime is 2492605613. The next prime is 2492605669. The reversal of 2492605642 is 2465062942.

It can be written as a sum of positive squares in 2 ways, for example, as 2220388641 + 272217001 = 47121^2 + 16499^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2492605595 and 2492605604.

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, 2585209 + ... + 2586172.

Almost surely, 2^2492605642 is an apocalyptic number.

2492605642 is a deficient number, since it is larger than the sum of its proper divisors (1261817690).

2492605642 is a wasteful number, since it uses less digits than its factorization.

2492605642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171624.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 2492605642 is about 49926.0016624604. The cubic root of 2492605642 is about 1355.8693951736.

The spelling of 2492605642 in words is "two billion, four hundred ninety-two million, six hundred five thousand, six hundred forty-two".