4249399 has 24 divisors (see below), whose sum is σ = 5554080. Its totient is φ = 3178560.

The previous prime is 4249391. The next prime is 4249409. The reversal of 4249399 is 9939424.

4249399 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4249399 - 2³ = 4249391 is a prime.

It is a super-2 number, since 2×4249399² = 36114783722402, which contains 22 as substring.

4249399 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24477 + ... + 24649.

It is an arithmetic number, because the mean of its divisors is an integer number (231420).

Almost surely, 2^4249399 is an apocalyptic number.

4249399 is a deficient number, since it is larger than the sum of its proper divisors (1304681).

4249399 is a wasteful number, since it uses less digits than its factorization.

4249399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 220 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 4249399 is about 2061.4070437446. The cubic root of 4249399 is about 161.9729543836.

The spelling of 4249399 in words is "four million, two hundred forty-nine thousand, three hundred ninety-nine".