4038249 has 4 divisors (see below), whose sum is σ = 5384336. Its totient is φ = 2692164.

The previous prime is 4038247. The next prime is 4038253. The reversal of 4038249 is 9428304.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4038249 - 2¹ = 4038247 is a prime.

It is a D-number.

It is a Duffinian number.

4038249 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4038247) 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, 673039 + ... + 673044.

It is an arithmetic number, because the mean of its divisors is an integer number (1346084).

Almost surely, 2^4038249 is an apocalyptic number.

It is an amenable number.

4038249 is a deficient number, since it is larger than the sum of its proper divisors (1346087).

4038249 is a wasteful number, since it uses less digits than its factorization.

4038249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346086.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4038249 is about 2009.5394994874. The cubic root of 4038249 is about 159.2444718271.

The spelling of 4038249 in words is "four million, thirty-eight thousand, two hundred forty-nine".