4242987 has 12 divisors (see below), whose sum is σ = 7004400. Its totient is φ = 2424528.

The previous prime is 4242983. The next prime is 4242989. The reversal of 4242987 is 7892424.

It is not a de Polignac number, because 4242987 - 2² = 4242983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4242983) 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, 33612 + ... + 33737.

It is an arithmetic number, because the mean of its divisors is an integer number (583700).

Almost surely, 2^4242987 is an apocalyptic number.

4242987 is a deficient number, since it is larger than the sum of its proper divisors (2761413).

4242987 is a wasteful number, since it uses less digits than its factorization.

4242987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67362 (or 67359 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 4242987 is about 2059.8512082187. The cubic root of 4242987 is about 161.8914453361.

The spelling of 4242987 in words is "four million, two hundred forty-two thousand, nine hundred eighty-seven".