654651332 has 12 divisors (see below), whose sum is σ = 1145836860. Its totient is φ = 327269376.

The previous prime is 654651331. The next prime is 654651373. The reversal of 654651332 is 233156456.

It can be written as a sum of positive squares in 2 ways, for example, as 77018176 + 577633156 = 8776^2 + 24034^2 .

It is a junction number, because it is equal to n+sod(n) for n = 654651292 and 654651301.

It is not an unprimeable number, because it can be changed into a prime (654651331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22868 + ... + 42804.

It is an arithmetic number, because the mean of its divisors is an integer number (95486405).

Almost surely, 2^654651332 is an apocalyptic number.

It is an amenable number.

654651332 is a deficient number, since it is larger than the sum of its proper divisors (491185528).

654651332 is a wasteful number, since it uses less digits than its factorization.

654651332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28150 (or 28148 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 654651332 is about 25586.1550843420. The cubic root of 654651332 is about 868.3004350506.

The spelling of 654651332 in words is "six hundred fifty-four million, six hundred fifty-one thousand, three hundred thirty-two".