40060609 has 2 divisors, whose sum is σ = 40060610. Its totient is φ = 40060608.

The previous prime is 40060597. The next prime is 40060621. The reversal of 40060609 is 90606004.

It is a balanced prime because it is at equal distance from previous prime (40060597) and next prime (40060621).

It can be written as a sum of positive squares in only one way, i.e., 35343025 + 4717584 = 5945^2 + 2172^2 .

It is a cyclic number.

It is not a de Polignac number, because 40060609 - 2⁷ = 40060481 is a prime.

It is a super-3 number, since 3×40060609³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40060409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20030304 + 20030305.

It is an arithmetic number, because the mean of its divisors is an integer number (20030305).

Almost surely, 2^40060609 is an apocalyptic number.

It is an amenable number.

40060609 is a deficient number, since it is larger than the sum of its proper divisors (1).

40060609 is an equidigital number, since it uses as much as digits as its factorization.

40060609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 40060609 is about 6329.3450688045. The cubic root of 40060609 is about 342.1678353857.

It can be divided in two parts, 400 and 60609, that added together give a square (61009 = 247²).

The spelling of 40060609 in words is "forty million, sixty thousand, six hundred nine".