255402323 has 6 divisors (see below), whose sum is σ = 280731612. Its totient is φ = 232183820.

The previous prime is 255402311. The next prime is 255402337. The reversal of 255402323 is 323204552.

255402323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255402323 - 2⁴ = 255402307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255402292 and 255402301.

It is not an unprimeable number, because it can be changed into a prime (255402383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1055261 + ... + 1055502.

It is an arithmetic number, because the mean of its divisors is an integer number (46788602).

Almost surely, 2^255402323 is an apocalyptic number.

255402323 is a deficient number, since it is larger than the sum of its proper divisors (25329289).

255402323 is a wasteful number, since it uses less digits than its factorization.

255402323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110785 (or 2110774 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 255402323 is about 15981.3116795838. The cubic root of 255402323 is about 634.4658934949.

Adding to 255402323 its reverse (323204552), we get a palindrome (578606875).

The spelling of 255402323 in words is "two hundred fifty-five million, four hundred two thousand, three hundred twenty-three".