4273905 has 8 divisors (see below), whose sum is σ = 6838272. Its totient is φ = 2279408.

The previous prime is 4273903. The next prime is 4273909. The reversal of 4273905 is 5093724.

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 4273905 - 2¹ = 4273903 is a prime.

4273905 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4273903) 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, 142449 + ... + 142478.

It is an arithmetic number, because the mean of its divisors is an integer number (854784).

Almost surely, 2^4273905 is an apocalyptic number.

It is an amenable number.

4273905 is a deficient number, since it is larger than the sum of its proper divisors (2564367).

4273905 is a wasteful number, since it uses less digits than its factorization.

4273905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284935.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 4273905 is about 2067.3424970237. The cubic root of 4273905 is about 162.2837201590.

The spelling of 4273905 in words is "four million, two hundred seventy-three thousand, nine hundred five".