7950997 has 2 divisors, whose sum is σ = 7950998. Its totient is φ = 7950996.

The previous prime is 7950991. The next prime is 7951033. The reversal of 7950997 is 7990597.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7890481 + 60516 = 2809^2 + 246^2 .

It is an emirp because it is prime and its reverse (7990597) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7950997 - 2¹⁹ = 7426709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7950991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3975498 + 3975499.

It is an arithmetic number, because the mean of its divisors is an integer number (3975499).

Almost surely, 2^7950997 is an apocalyptic number.

It is an amenable number.

7950997 is a deficient number, since it is larger than the sum of its proper divisors (1).

7950997 is an equidigital number, since it uses as much as digits as its factorization.

7950997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 178605, while the sum is 46.

The square root of 7950997 is about 2819.7512301620. The cubic root of 7950997 is about 199.5908050350.

It can be divided in two parts, 79 and 50997, that added together give a square (51076 = 226²).

The spelling of 7950997 in words is "seven million, nine hundred fifty thousand, nine hundred ninety-seven".