7075997 has 4 divisors (see below), whose sum is σ = 7144800. Its totient is φ = 7007196.

The previous prime is 7075979. The next prime is 7076009. The reversal of 7075997 is 7995707.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7995707 = 443 ⋅18049.

It is a cyclic number.

It is not a de Polignac number, because 7075997 - 2⁶ = 7075933 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 (7075907) 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, 34247 + ... + 34452.

It is an arithmetic number, because the mean of its divisors is an integer number (1786200).

Almost surely, 2^7075997 is an apocalyptic number.

It is an amenable number.

7075997 is a deficient number, since it is larger than the sum of its proper divisors (68803).

7075997 is a wasteful number, since it uses less digits than its factorization.

7075997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68802.

The product of its (nonzero) digits is 138915, while the sum is 44.

The square root of 7075997 is about 2660.0746230134. The cubic root of 7075997 is about 191.9828995910.

It can be divided in two parts, 70 and 75997, that added together give a palindrome (76067).

The spelling of 7075997 in words is "seven million, seventy-five thousand, nine hundred ninety-seven".