4273409 has 8 divisors (see below), whose sum is σ = 5171328. Its totient is φ = 3447360.

The previous prime is 4273397. The next prime is 4273417. The reversal of 4273409 is 9043724.

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

It is not a de Polignac number, because 4273409 - 2⁴ = 4273393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4273439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17837 + ... + 18074.

It is an arithmetic number, because the mean of its divisors is an integer number (646416).

Almost surely, 2^4273409 is an apocalyptic number.

It is an amenable number.

4273409 is a deficient number, since it is larger than the sum of its proper divisors (897919).

4273409 is a wasteful number, since it uses less digits than its factorization.

4273409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35935.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 4273409 is about 2067.2225327719. Note that the first 3 decimals coincide. The cubic root of 4273409 is about 162.2774420722.

The spelling of 4273409 in words is "four million, two hundred seventy-three thousand, four hundred nine".