2355923 has 4 divisors (see below), whose sum is σ = 2368080. Its totient is φ = 2343768.

The previous prime is 2355917. The next prime is 2355949. The reversal of 2355923 is 3295532.

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 2355923 - 2¹⁰ = 2354899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2355973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5783 + ... + 6176.

It is an arithmetic number, because the mean of its divisors is an integer number (592020).

2^2355923 is an apocalyptic number.

2355923 is a deficient number, since it is larger than the sum of its proper divisors (12157).

2355923 is a wasteful number, since it uses less digits than its factorization.

2355923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12156.

The product of its digits is 8100, while the sum is 29.

The square root of 2355923 is about 1534.9016255122. The cubic root of 2355923 is about 133.0618929146.

The spelling of 2355923 in words is "two million, three hundred fifty-five thousand, nine hundred twenty-three".