4240555 has 8 divisors (see below), whose sum is σ = 5551344. Its totient is φ = 3084000.

The previous prime is 4240547. The next prime is 4240559. The reversal of 4240555 is 5550424.

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

It is not a de Polignac number, because 4240555 - 2³ = 4240547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38496 + ... + 38605.

It is an arithmetic number, because the mean of its divisors is an integer number (693918).

Almost surely, 2^4240555 is an apocalyptic number.

4240555 is a deficient number, since it is larger than the sum of its proper divisors (1310789).

4240555 is a wasteful number, since it uses less digits than its factorization.

4240555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77117.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 4240555 is about 2059.2607897010. The cubic root of 4240555 is about 161.8605083850.

Adding to 4240555 its reverse (5550424), we get a palindrome (9790979).

The spelling of 4240555 in words is "four million, two hundred forty thousand, five hundred fifty-five".