7162849 has 2 divisors, whose sum is σ = 7162850. Its totient is φ = 7162848.

The previous prime is 7162843. The next prime is 7162853. The reversal of 7162849 is 9482617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5856400 + 1306449 = 2420^2 + 1143^2 .

It is a cyclic number.

It is not a de Polignac number, because 7162849 - 2¹¹ = 7160801 is a prime.

7162849 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (7162843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3581424 + 3581425.

It is an arithmetic number, because the mean of its divisors is an integer number (3581425).

Almost surely, 2^7162849 is an apocalyptic number.

It is an amenable number.

7162849 is a deficient number, since it is larger than the sum of its proper divisors (1).

7162849 is an equidigital number, since it uses as much as digits as its factorization.

7162849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 7162849 is about 2676.3499397500. The cubic root of 7162849 is about 192.7651846394.

The spelling of 7162849 in words is "seven million, one hundred sixty-two thousand, eight hundred forty-nine".