4072339 has 4 divisors (see below), whose sum is σ = 4081000. Its totient is φ = 4063680.

The previous prime is 4072337. The next prime is 4072399. The reversal of 4072339 is 9332704.

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

It is a cyclic number.

It is not a de Polignac number, because 4072339 - 2¹ = 4072337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4072337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3582 + ... + 4579.

It is an arithmetic number, because the mean of its divisors is an integer number (1020250).

Almost surely, 2^4072339 is an apocalyptic number.

4072339 is a deficient number, since it is larger than the sum of its proper divisors (8661).

4072339 is an equidigital number, since it uses as much as digits as its factorization.

4072339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8660.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 4072339 is about 2018.0037165476. The cubic root of 4072339 is about 159.6913189204.

The spelling of 4072339 in words is "four million, seventy-two thousand, three hundred thirty-nine".