4242590 has 16 divisors (see below), whose sum is σ = 8331120. Its totient is φ = 1542720.

The previous prime is 4242569. The next prime is 4242593. The reversal of 4242590 is 952424.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242593) 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 7 ways as a sum of consecutive naturals, for example, 19175 + ... + 19394.

It is an arithmetic number, because the mean of its divisors is an integer number (520695).

Almost surely, 2^4242590 is an apocalyptic number.

4242590 is a deficient number, since it is larger than the sum of its proper divisors (4088530).

4242590 is a wasteful number, since it uses less digits than its factorization.

4242590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38587.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4242590 is about 2059.7548397807. The cubic root of 4242590 is about 161.8863959916.

The spelling of 4242590 in words is "four million, two hundred forty-two thousand, five hundred ninety".