655874424 has 48 divisors (see below), whose sum is σ = 1794658320. Its totient is φ = 216368640.

The previous prime is 655874407. The next prime is 655874441. The reversal of 655874424 is 424478556.

655874424 is a `hidden beast` number, since 6 + 5 + 587 + 44 + 24 = 666.

It is an interprime number because it is at equal distance from previous prime (655874407) and next prime (655874441).

It is a self number, because there is not a number n which added to its sum of digits gives 655874424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39972 + ... + 53939.

It is an arithmetic number, because the mean of its divisors is an integer number (37388715).

Almost surely, 2^655874424 is an apocalyptic number.

It is an amenable number.

655874424 is an abundant number, since it is smaller than the sum of its proper divisors (1138783896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

655874424 is a wasteful number, since it uses less digits than its factorization.

655874424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94020 (or 94013 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 655874424 is about 25610.0453728610. The cubic root of 655874424 is about 868.8408502612.

The spelling of 655874424 in words is "six hundred fifty-five million, eight hundred seventy-four thousand, four hundred twenty-four".