623265 has 16 divisors (see below), whose sum is σ = 1025088. Its totient is φ = 323136.

The previous prime is 623263. The next prime is 623269. The reversal of 623265 is 562326.

It is not a de Polignac number, because 623265 - 2¹ = 623263 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 623265.

It is not an unprimeable number, because it can be changed into a prime (623261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7 + ... + 1116.

It is an arithmetic number, because the mean of its divisors is an integer number (64068).

2⁶²³²⁶⁵ is an apocalyptic number.

It is an amenable number.

623265 is a deficient number, since it is larger than the sum of its proper divisors (401823).

623265 is a wasteful number, since it uses less digits than its factorization.

623265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168.

The product of its digits is 2160, while the sum is 24.

The square root of 623265 is about 789.4713421018. The cubic root of 623265 is about 85.4196091259.

It can be divided in two parts, 623 and 265, that added together give a palindrome (888).

The spelling of 623265 in words is "six hundred twenty-three thousand, two hundred sixty-five".