4249428 has 24 divisors (see below), whose sum is σ = 10258080. Its totient is φ = 1367520.

The previous prime is 4249423. The next prime is 4249429. The reversal of 4249428 is 8249424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5758 + ... + 6453.

It is an arithmetic number, because the mean of its divisors is an integer number (427420).

Almost surely, 2^4249428 is an apocalyptic number.

It is an amenable number.

4249428 is an abundant number, since it is smaller than the sum of its proper divisors (6008652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4249428 is a wasteful number, since it uses less digits than its factorization.

4249428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12247 (or 12245 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 4249428 is about 2061.4140777631. The cubic root of 4249428 is about 161.9733228439.

The spelling of 4249428 in words is "four million, two hundred forty-nine thousand, four hundred twenty-eight".