255241392 has 160 divisors (see below), whose sum is σ = 791616000. Its totient is φ = 70785792.

The previous prime is 255241387. The next prime is 255241397. The reversal of 255241392 is 293142552.

It is an interprime number because it is at equal distance from previous prime (255241387) and next prime (255241397).

It is not an unprimeable number, because it can be changed into a prime (255241397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 608959 + ... + 609377.

It is an arithmetic number, because the mean of its divisors is an integer number (4947600).

Almost surely, 2^255241392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255241392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395808000).

255241392 is an abundant number, since it is smaller than the sum of its proper divisors (536374608).

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

255241392 is a wasteful number, since it uses less digits than its factorization.

255241392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 468 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 255241392 is about 15976.2759114883. The cubic root of 255241392 is about 634.3326048561.

The spelling of 255241392 in words is "two hundred fifty-five million, two hundred forty-one thousand, three hundred ninety-two".