255223501 has 8 divisors (see below), whose sum is σ = 276956064. Its totient is φ = 233790960.

The previous prime is 255223481. The next prime is 255223517. The reversal of 255223501 is 105322552.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-255223501 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 (255223531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73231 + ... + 76636.

It is an arithmetic number, because the mean of its divisors is an integer number (34619508).

Almost surely, 2^255223501 is an apocalyptic number.

It is an amenable number.

255223501 is a deficient number, since it is larger than the sum of its proper divisors (21732563).

255223501 is a wasteful number, since it uses less digits than its factorization.

255223501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150011.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 255223501 is about 15975.7159776956. The cubic root of 255223501 is about 634.3177834489.

The spelling of 255223501 in words is "two hundred fifty-five million, two hundred twenty-three thousand, five hundred one".