654663346 has 8 divisors (see below), whose sum is σ = 998093484. Its totient is φ = 321965520.

The previous prime is 654663341. The next prime is 654663389. The reversal of 654663346 is 643366456.

It is a happy number.

654663346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 402203025 + 252460321 = 20055^2 + 15889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (654663341) 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, 2682925 + ... + 2683168.

Almost surely, 2^654663346 is an apocalyptic number.

654663346 is a deficient number, since it is larger than the sum of its proper divisors (343430138).

654663346 is a wasteful number, since it uses less digits than its factorization.

654663346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5366156.

The product of its digits is 933120, while the sum is 43.

The square root of 654663346 is about 25586.3898586729. The cubic root of 654663346 is about 868.3057466300.

The spelling of 654663346 in words is "six hundred fifty-four million, six hundred sixty-three thousand, three hundred forty-six".