2150423 has 4 divisors (see below), whose sum is σ = 2345928. Its totient is φ = 1954920.

The previous prime is 2150419. The next prime is 2150441. The reversal of 2150423 is 3240512.

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

It is not a de Polignac number, because 2150423 - 2² = 2150419 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 (2150453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97736 + ... + 97757.

It is an arithmetic number, because the mean of its divisors is an integer number (586482).

2^2150423 is an apocalyptic number.

2150423 is a deficient number, since it is larger than the sum of its proper divisors (195505).

2150423 is a wasteful number, since it uses less digits than its factorization.

2150423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195504.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2150423 is about 1466.4320645703. The cubic root of 2150423 is about 129.0747518596.

Adding to 2150423 its reverse (3240512), we get a palindrome (5390935).

The spelling of 2150423 in words is "two million, one hundred fifty thousand, four hundred twenty-three".