255740076 has 72 divisors (see below), whose sum is σ = 688287600. Its totient is φ = 79833600.

The previous prime is 255740063. The next prime is 255740087. The reversal of 255740076 is 670047552.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 255740076.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58776 + ... + 62976.

It is an arithmetic number, because the mean of its divisors is an integer number (9559550).

Almost surely, 2^255740076 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 255740076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344143800).

255740076 is an abundant number, since it is smaller than the sum of its proper divisors (432547524).

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

255740076 is a wasteful number, since it uses less digits than its factorization.

255740076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319 (or 4314 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 255740076 is about 15991.8753121702. The cubic root of 255740076 is about 634.7454502912.

The spelling of 255740076 in words is "two hundred fifty-five million, seven hundred forty thousand, seventy-six".