662222602 has 4 divisors (see below), whose sum is σ = 993333906. Its totient is φ = 331111300.

The previous prime is 662222597. The next prime is 662222623. The reversal of 662222602 is 206222266.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 206222266 = 2 ⋅103111133.

It can be written as a sum of positive squares in only one way, i.e., 635997961 + 26224641 = 25219^2 + 5121^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165555649 + ... + 165555652.

Almost surely, 2^662222602 is an apocalyptic number.

662222602 is a deficient number, since it is larger than the sum of its proper divisors (331111304).

662222602 is a wasteful number, since it uses less digits than its factorization.

662222602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331111303.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 662222602 is about 25733.6861331602. The cubic root of 662222602 is about 871.6350114126.

Adding to 662222602 its reverse (206222266), we get a palindrome (868444868).

The spelling of 662222602 in words is "six hundred sixty-two million, two hundred twenty-two thousand, six hundred two".