7075427 has 6 divisors (see below), whose sum is σ = 7231428. Its totient is φ = 6922724.

The previous prime is 7075423. The next prime is 7075433. The reversal of 7075427 is 7245707.

It is a happy number.

It is not a de Polignac number, because 7075427 - 2² = 7075423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7075393 and 7075402.

It is not an unprimeable number, because it can be changed into a prime (7075423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 608 + ... + 3810.

It is an arithmetic number, because the mean of its divisors is an integer number (1205238).

Almost surely, 2^7075427 is an apocalyptic number.

7075427 is a deficient number, since it is larger than the sum of its proper divisors (156001).

7075427 is an equidigital number, since it uses as much as digits as its factorization.

7075427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297 (or 3250 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 7075427 is about 2659.9674810042. The cubic root of 7075427 is about 191.9777444545.

The spelling of 7075427 in words is "seven million, seventy-five thousand, four hundred twenty-seven".