4243654 has 8 divisors (see below), whose sum is σ = 6386760. Its totient is φ = 2114736.

The previous prime is 4243649. The next prime is 4243667. The reversal of 4243654 is 4563424.

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

It is a d-powerful number, because it can be written as 4³ + 2¹⁵ + 4⁷ + 3 + 6 + 5³ + 4¹¹ .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2764 + ... + 4015.

It is an arithmetic number, because the mean of its divisors is an integer number (798345).

Almost surely, 2^4243654 is an apocalyptic number.

4243654 is a deficient number, since it is larger than the sum of its proper divisors (2143106).

4243654 is a wasteful number, since it uses less digits than its factorization.

4243654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094.

The product of its digits is 11520, while the sum is 28.

The square root of 4243654 is about 2060.0131067544. The cubic root of 4243654 is about 161.8999280344.

The spelling of 4243654 in words is "four million, two hundred forty-three thousand, six hundred fifty-four".