662740132 has 24 divisors (see below), whose sum is σ = 1201044600. Its totient is φ = 319608576.

The previous prime is 662740109. The next prime is 662740151. The reversal of 662740132 is 231047266.

It can be written as a sum of positive squares in 4 ways, for example, as 15241216 + 647498916 = 3904^2 + 25446^2 .

It is a junction number, because it is equal to n+sod(n) for n = 662740094 and 662740103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135994 + ... + 140782.

It is an arithmetic number, because the mean of its divisors is an integer number (50043525).

Almost surely, 2^662740132 is an apocalyptic number.

It is an amenable number.

662740132 is a deficient number, since it is larger than the sum of its proper divisors (538304468).

662740132 is a wasteful number, since it uses less digits than its factorization.

662740132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015 (or 6013 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 662740132 is about 25743.7396661790. The cubic root of 662740132 is about 871.8620145409.

Adding to 662740132 its reverse (231047266), we get a palindrome (893787398).

The spelling of 662740132 in words is "six hundred sixty-two million, seven hundred forty thousand, one hundred thirty-two".