655057436 has 12 divisors (see below), whose sum is σ = 1250564280. Its totient is φ = 297753360.

The previous prime is 655057321. The next prime is 655057441. The reversal of 655057436 is 634750556.

It is a junction number, because it is equal to n+sod(n) for n = 655057393 and 655057402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7443791 + ... + 7443878.

It is an arithmetic number, because the mean of its divisors is an integer number (104213690).

Almost surely, 2^655057436 is an apocalyptic number.

It is an amenable number.

655057436 is a deficient number, since it is larger than the sum of its proper divisors (595506844).

655057436 is a wasteful number, since it uses less digits than its factorization.

655057436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14887684 (or 14887682 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 41.

The square root of 655057436 is about 25594.0898646543. The cubic root of 655057436 is about 868.4799440367.

The spelling of 655057436 in words is "six hundred fifty-five million, fifty-seven thousand, four hundred thirty-six".