1322566049 has 4 divisors (see below), whose sum is σ = 1511504064. Its totient is φ = 1133628036.

The previous prime is 1322565991. The next prime is 1322566087. The reversal of 1322566049 is 9406652231.

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.

It is a cyclic number.

It is not a de Polignac number, because 1322566049 - 2¹² = 1322561953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1322566099) 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, 94468997 + ... + 94469010.

It is an arithmetic number, because the mean of its divisors is an integer number (377876016).

Almost surely, 2^1322566049 is an apocalyptic number.

It is an amenable number.

1322566049 is a deficient number, since it is larger than the sum of its proper divisors (188938015).

1322566049 is an equidigital number, since it uses as much as digits as its factorization.

1322566049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188938014.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1322566049 is about 36367.1011904991. The cubic root of 1322566049 is about 1097.6716727179.

It can be divided in two parts, 13225 and 66049, that multiplied together give a square (873498025 = 29555²).

The spelling of 1322566049 in words is "one billion, three hundred twenty-two million, five hundred sixty-six thousand, forty-nine".