4242402 has 32 divisors (see below), whose sum is σ = 9495360. Its totient is φ = 1404000.

The previous prime is 4242397. The next prime is 4242409. The reversal of 4242402 is 2042424.

4242402 is a `hidden beast` number, since 424 + 240 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4242409) 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 15 ways as a sum of consecutive naturals, for example, 13398 + ... + 13710.

It is an arithmetic number, because the mean of its divisors is an integer number (296730).

Almost surely, 2^4242402 is an apocalyptic number.

4242402 is an abundant number, since it is smaller than the sum of its proper divisors (5252958).

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

4242402 is a wasteful number, since it uses less digits than its factorization.

4242402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 569 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 4242402 is about 2059.7092027760. The cubic root of 4242402 is about 161.8840047564.

Adding to 4242402 its reverse (2042424), we get a palindrome (6284826).

The spelling of 4242402 in words is "four million, two hundred forty-two thousand, four hundred two".