4072307 has 4 divisors (see below), whose sum is σ = 4090320. Its totient is φ = 4054296.

The previous prime is 4072301. The next prime is 4072309. The reversal of 4072307 is 7032704.

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 4072307 - 2⁴ = 4072291 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (4072301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8663 + ... + 9120.

It is an arithmetic number, because the mean of its divisors is an integer number (1022580).

Almost surely, 2^4072307 is an apocalyptic number.

4072307 is a deficient number, since it is larger than the sum of its proper divisors (18013).

4072307 is a wasteful number, since it uses less digits than its factorization.

4072307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18012.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 4072307 is about 2017.9957879044. The cubic root of 4072307 is about 159.6909006403.

The spelling of 4072307 in words is "four million, seventy-two thousand, three hundred seven".