1422595849 has 2 divisors, whose sum is σ = 1422595850. Its totient is φ = 1422595848.

The previous prime is 1422595817. The next prime is 1422595871. The reversal of 1422595849 is 9485952241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1406250000 + 16345849 = 37500^2 + 4043^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422595849 - 2⁵ = 1422595817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1422595049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711297924 + 711297925.

It is an arithmetic number, because the mean of its divisors is an integer number (711297925).

Almost surely, 2^1422595849 is an apocalyptic number.

It is an amenable number.

1422595849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422595849 is an equidigital number, since it uses as much as digits as its factorization.

1422595849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 49.

The square root of 1422595849 is about 37717.3149760160. The cubic root of 1422595849 is about 1124.6753562682.

The spelling of 1422595849 in words is "one billion, four hundred twenty-two million, five hundred ninety-five thousand, eight hundred forty-nine".