4249623 has 12 divisors (see below), whose sum is σ = 6591480. Its totient is φ = 2428272.

The previous prime is 4249621. The next prime is 4249627. The reversal of 4249623 is 3269424.

It is not a de Polignac number, because 4249623 - 2¹ = 4249621 is a prime.

4249623 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14308 + ... + 14601.

It is an arithmetic number, because the mean of its divisors is an integer number (549290).

Almost surely, 2^4249623 is an apocalyptic number.

4249623 is a deficient number, since it is larger than the sum of its proper divisors (2341857).

4249623 is a wasteful number, since it uses less digits than its factorization.

4249623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28926 (or 28919 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 4249623 is about 2061.4613748504. The cubic root of 4249623 is about 161.9758003785.

The spelling of 4249623 in words is "four million, two hundred forty-nine thousand, six hundred twenty-three".