7467997 has 2 divisors, whose sum is σ = 7467998. Its totient is φ = 7467996.

The previous prime is 7467991. The next prime is 7468001. The reversal of 7467997 is 7997647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3956121 + 3511876 = 1989^2 + 1874^2 .

It is a cyclic number.

It is not a de Polignac number, because 7467997 - 2³ = 7467989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7467997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7467991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3733998 + 3733999.

It is an arithmetic number, because the mean of its divisors is an integer number (3733999).

Almost surely, 2^7467997 is an apocalyptic number.

It is an amenable number.

7467997 is a deficient number, since it is larger than the sum of its proper divisors (1).

7467997 is an equidigital number, since it uses as much as digits as its factorization.

7467997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 49.

The square root of 7467997 is about 2732.7636194885. The cubic root of 7467997 is about 195.4645684225.

It can be divided in two parts, 7467 and 997, that added together give a square (8464 = 92²).

The spelling of 7467997 in words is "seven million, four hundred sixty-seven thousand, nine hundred ninety-seven".