255452623 has 4 divisors (see below), whose sum is σ = 258952048. Its totient is φ = 251953200.

The previous prime is 255452621. The next prime is 255452627. The reversal of 255452623 is 326254552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255452623 - 2¹ = 255452621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255452621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1749603 + ... + 1749748.

It is an arithmetic number, because the mean of its divisors is an integer number (64738012).

Almost surely, 2^255452623 is an apocalyptic number.

255452623 is a deficient number, since it is larger than the sum of its proper divisors (3499425).

255452623 is an equidigital number, since it uses as much as digits as its factorization.

255452623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499424.

The product of its digits is 72000, while the sum is 34.

The square root of 255452623 is about 15982.8853152364. The cubic root of 255452623 is about 634.5075422150.

The spelling of 255452623 in words is "two hundred fifty-five million, four hundred fifty-two thousand, six hundred twenty-three".