5642403722 has 4 divisors (see below), whose sum is σ = 8463605586. Its totient is φ = 2821201860.

The previous prime is 5642403709. The next prime is 5642403731. The reversal of 5642403722 is 2273042465.

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., 5535508801 + 106894921 = 74401^2 + 10339^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410600929 + ... + 1410600932.

Almost surely, 2^5642403722 is an apocalyptic number.

5642403722 is a deficient number, since it is larger than the sum of its proper divisors (2821201864).

5642403722 is a wasteful number, since it uses less digits than its factorization.

5642403722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821201863.

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 5642403722 is about 75115.9352068521. The cubic root of 5642403722 is about 1780.2789322170.

The spelling of 5642403722 in words is "five billion, six hundred forty-two million, four hundred three thousand, seven hundred twenty-two".