255772396 has 12 divisors (see below), whose sum is σ = 488292840. Its totient is φ = 116260160.

The previous prime is 255772339. The next prime is 255772399. The reversal of 255772396 is 693277552.

It is not an unprimeable number, because it can be changed into a prime (255772399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2906461 + ... + 2906548.

It is an arithmetic number, because the mean of its divisors is an integer number (40691070).

Almost surely, 2^255772396 is an apocalyptic number.

It is an amenable number.

255772396 is a deficient number, since it is larger than the sum of its proper divisors (232520444).

255772396 is a wasteful number, since it uses less digits than its factorization.

255772396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5813024 (or 5813022 counting only the distinct ones).

The product of its digits is 793800, while the sum is 46.

The square root of 255772396 is about 15992.8857933770. The cubic root of 255772396 is about 634.7721885184.

The spelling of 255772396 in words is "two hundred fifty-five million, seven hundred seventy-two thousand, three hundred ninety-six".