4245213 has 12 divisors (see below), whose sum is σ = 6584640. Its totient is φ = 2425752.

The previous prime is 4245209. The next prime is 4245217. The reversal of 4245213 is 3125424.

It is an interprime number because it is at equal distance from previous prime (4245209) and next prime (4245217).

It is not a de Polignac number, because 4245213 - 2² = 4245209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 4245213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14293 + ... + 14586.

It is an arithmetic number, because the mean of its divisors is an integer number (548720).

Almost surely, 2^4245213 is an apocalyptic number.

It is an amenable number.

4245213 is a deficient number, since it is larger than the sum of its proper divisors (2339427).

4245213 is a wasteful number, since it uses less digits than its factorization.

4245213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28896 (or 28889 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 4245213 is about 2060.3914676585. The cubic root of 4245213 is about 161.9197514449.

The spelling of 4245213 in words is "four million, two hundred forty-five thousand, two hundred thirteen".