4240655 has 4 divisors (see below), whose sum is σ = 5088792. Its totient is φ = 3392520.

The previous prime is 4240627. The next prime is 4240661. The reversal of 4240655 is 5560424.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4240655 - 2⁸ = 4240399 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424061 + ... + 424070.

It is an arithmetic number, because the mean of its divisors is an integer number (1272198).

Almost surely, 2^4240655 is an apocalyptic number.

4240655 is a deficient number, since it is larger than the sum of its proper divisors (848137).

4240655 is an equidigital number, since it uses as much as digits as its factorization.

4240655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848136.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4240655 is about 2059.2850701154. The cubic root of 4240655 is about 161.8617806968.

The spelling of 4240655 in words is "four million, two hundred forty thousand, six hundred fifty-five".