4240605 has 8 divisors (see below), whose sum is σ = 6784992. Its totient is φ = 2261648.

The previous prime is 4240603. The next prime is 4240619. The reversal of 4240605 is 5060424.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4240605 - 2¹ = 4240603 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240603) 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, 141339 + ... + 141368.

It is an arithmetic number, because the mean of its divisors is an integer number (848124).

Almost surely, 2^4240605 is an apocalyptic number.

It is an amenable number.

4240605 is a deficient number, since it is larger than the sum of its proper divisors (2544387).

4240605 is a wasteful number, since it uses less digits than its factorization.

4240605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282715.

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

The square root of 4240605 is about 2059.2729299440. The cubic root of 4240605 is about 161.8611445434.

The spelling of 4240605 in words is "four million, two hundred forty thousand, six hundred five".