60722009 has 2 divisors, whose sum is σ = 60722010. Its totient is φ = 60722008.

The previous prime is 60721993. The next prime is 60722017. The reversal of 60722009 is 90022706.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54346384 + 6375625 = 7372^2 + 2525^2 .

It is a cyclic number.

It is not a de Polignac number, because 60722009 - 2⁴ = 60721993 is a prime.

It is not a weakly prime, because it can be changed into another prime (60722089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30361004 + 30361005.

It is an arithmetic number, because the mean of its divisors is an integer number (30361005).

Almost surely, 2^60722009 is an apocalyptic number.

It is an amenable number.

60722009 is a deficient number, since it is larger than the sum of its proper divisors (1).

60722009 is an equidigital number, since it uses as much as digits as its factorization.

60722009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 60722009 is about 7792.4328036885. The cubic root of 60722009 is about 393.0508235825.

The spelling of 60722009 in words is "sixty million, seven hundred twenty-two thousand, nine".