2235623 has 8 divisors (see below), whose sum is σ = 2512608. Its totient is φ = 1973664.

The previous prime is 2235617. The next prime is 2235631. The reversal of 2235623 is 3265322.

It is a happy number.

2235623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2235623 - 2²⁰ = 1187047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁷ + 3 + 5⁵ + 6² + 2²¹ + 3⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2235683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3440 + ... + 4037.

It is an arithmetic number, because the mean of its divisors is an integer number (314076).

2^2235623 is an apocalyptic number.

2235623 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2235623 is a deficient number, since it is larger than the sum of its proper divisors (276985).

2235623 is a wasteful number, since it uses less digits than its factorization.

2235623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7513.

The product of its digits is 2160, while the sum is 23.

The square root of 2235623 is about 1495.1999866239. The cubic root of 2235623 is about 130.7573738784.

The spelling of 2235623 in words is "two million, two hundred thirty-five thousand, six hundred twenty-three".