562738642 has 4 divisors (see below), whose sum is σ = 844107966. Its totient is φ = 281369320.

The previous prime is 562738633. The next prime is 562738643. The reversal of 562738642 is 246837265.

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., 484044001 + 78694641 = 22001^2 + 8871^2 .

It is not an unprimeable number, because it can be changed into a prime (562738643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140684659 + ... + 140684662.

Almost surely, 2^562738642 is an apocalyptic number.

562738642 is a deficient number, since it is larger than the sum of its proper divisors (281369324).

562738642 is a wasteful number, since it uses less digits than its factorization.

562738642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281369323.

The product of its digits is 483840, while the sum is 43.

The square root of 562738642 is about 23722.1129328734. The cubic root of 562738642 is about 825.5985332777.

The spelling of 562738642 in words is "five hundred sixty-two million, seven hundred thirty-eight thousand, six hundred forty-two".