2489662562 has 4 divisors (see below), whose sum is σ = 3734493846. Its totient is φ = 1244831280.

The previous prime is 2489662561. The next prime is 2489662573. The reversal of 2489662562 is 2652669842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1272420241 + 1217242321 = 35671^2 + 34889^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2489662562.

It is not an unprimeable number, because it can be changed into a prime (2489662561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622415639 + ... + 622415642.

Almost surely, 2^2489662562 is an apocalyptic number.

2489662562 is a deficient number, since it is larger than the sum of its proper divisors (1244831284).

2489662562 is a wasteful number, since it uses less digits than its factorization.

2489662562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244831283.

The product of its digits is 2488320, while the sum is 50.

The square root of 2489662562 is about 49896.5185358658. The cubic root of 2489662562 is about 1355.3355490386.

The spelling of 2489662562 in words is "two billion, four hundred eighty-nine million, six hundred sixty-two thousand, five hundred sixty-two".