2048423 has 4 divisors (see below), whose sum is σ = 2206008. Its totient is φ = 1890840.

The previous prime is 2048419. The next prime is 2048429. The reversal of 2048423 is 3248402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3248402 = 2 ⋅1624201.

It is a cyclic number.

It is not a de Polignac number, because 2048423 - 2² = 2048419 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 (2048429) 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, 78773 + ... + 78798.

It is an arithmetic number, because the mean of its divisors is an integer number (551502).

2^2048423 is an apocalyptic number.

2048423 is a deficient number, since it is larger than the sum of its proper divisors (157585).

2048423 is a wasteful number, since it uses less digits than its factorization.

2048423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157584.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2048423 is about 1431.2312880873. The cubic root of 2048423 is about 127.0008266629. Note that the first 3 decimals are identical.

The spelling of 2048423 in words is "two million, forty-eight thousand, four hundred twenty-three".