255443604 has 24 divisors (see below), whose sum is σ = 641884320. Its totient is φ = 78597984.

The previous prime is 255443603. The next prime is 255443611. The reversal of 255443604 is 406344552.

255443604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255443603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818574 + ... + 818885.

It is an arithmetic number, because the mean of its divisors is an integer number (26745180).

Almost surely, 2^255443604 is an apocalyptic number.

It is an amenable number.

255443604 is an abundant number, since it is smaller than the sum of its proper divisors (386440716).

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

255443604 is a wasteful number, since it uses less digits than its factorization.

255443604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637479 (or 1637477 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 255443604 is about 15982.6031671940. The cubic root of 255443604 is about 634.5000748279.

The spelling of 255443604 in words is "two hundred fifty-five million, four hundred forty-three thousand, six hundred four".