4249923 has 4 divisors (see below), whose sum is σ = 5666568. Its totient is φ = 2833280.

The previous prime is 4249913. The next prime is 4249943. The reversal of 4249923 is 3299424.

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 4249923 - 2¹² = 4245827 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4249913) 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, 708318 + ... + 708323.

It is an arithmetic number, because the mean of its divisors is an integer number (1416642).

Almost surely, 2^4249923 is an apocalyptic number.

4249923 is a deficient number, since it is larger than the sum of its proper divisors (1416645).

4249923 is a wasteful number, since it uses less digits than its factorization.

4249923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416644.

The product of its digits is 15552, while the sum is 33.

The square root of 4249923 is about 2061.5341374811. The cubic root of 4249923 is about 161.9796118222.

The spelling of 4249923 in words is "four million, two hundred forty-nine thousand, nine hundred twenty-three".