654741652 has 12 divisors (see below), whose sum is σ = 1147535956. Its totient is φ = 326874240.

The previous prime is 654741649. The next prime is 654741673. The reversal of 654741652 is 256147456.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 347300496 + 307441156 = 18636^2 + 17534^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121173 + ... + 126460.

Almost surely, 2^654741652 is an apocalyptic number.

It is an amenable number.

654741652 is a deficient number, since it is larger than the sum of its proper divisors (492794304).

654741652 is a wasteful number, since it uses less digits than its factorization.

654741652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248298 (or 248296 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 654741652 is about 25587.9200405191. The cubic root of 654741652 is about 868.3403653591.

The spelling of 654741652 in words is "six hundred fifty-four million, seven hundred forty-one thousand, six hundred fifty-two".