4075007 has 4 divisors (see below), whose sum is σ = 4135896. Its totient is φ = 4014120.

The previous prime is 4075003. The next prime is 4075021. The reversal of 4075007 is 7005704.

It is a happy number.

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 4075007 - 2² = 4075003 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 (4075003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30344 + ... + 30477.

It is an arithmetic number, because the mean of its divisors is an integer number (1033974).

Almost surely, 2^4075007 is an apocalyptic number.

4075007 is a deficient number, since it is larger than the sum of its proper divisors (60889).

4075007 is an equidigital number, since it uses as much as digits as its factorization.

4075007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60888.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 4075007 is about 2018.6646576388. The cubic root of 4075007 is about 159.7261853227.

The spelling of 4075007 in words is "four million, seventy-five thousand, seven".