4290239 has 8 divisors (see below), whose sum is σ = 4649040. Its totient is φ = 3943296.

The previous prime is 4290233. The next prime is 4290269. The reversal of 4290239 is 9320924.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4290239 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 (4290233) 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, 2204 + ... + 3665.

It is an arithmetic number, because the mean of its divisors is an integer number (581130).

Almost surely, 2^4290239 is an apocalyptic number.

4290239 is a deficient number, since it is larger than the sum of its proper divisors (358801).

4290239 is a wasteful number, since it uses less digits than its factorization.

4290239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5929.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 4290239 is about 2071.2892120609. The cubic root of 4290239 is about 162.4901958582.

The spelling of 4290239 in words is "four million, two hundred ninety thousand, two hundred thirty-nine".