4242315 has 32 divisors (see below), whose sum is σ = 8464896. Its totient is φ = 1762560.

The previous prime is 4242307. The next prime is 4242317. The reversal of 4242315 is 5132424.

It is not a de Polignac number, because 4242315 - 2³ = 4242307 is a prime.

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

4242315 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4242291 and 4242300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242317) 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 31 ways as a sum of consecutive naturals, for example, 682 + ... + 2991.

It is an arithmetic number, because the mean of its divisors is an integer number (264528).

Almost surely, 2^4242315 is an apocalyptic number.

4242315 is a deficient number, since it is larger than the sum of its proper divisors (4222581).

4242315 is a wasteful number, since it uses less digits than its factorization.

4242315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699.

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

The square root of 4242315 is about 2059.6880831815. The cubic root of 4242315 is about 161.8828981502.

Adding to 4242315 its reverse (5132424), we get a palindrome (9374739).

The spelling of 4242315 in words is "four million, two hundred forty-two thousand, three hundred fifteen".