36140305 has 8 divisors (see below), whose sum is σ = 44540712. Its totient is φ = 28130688.

The previous prime is 36140297. The next prime is 36140309. The reversal of 36140305 is 50304163.

It can be written as a sum of positive squares in 4 ways, for example, as 1046529 + 35093776 = 1023^2 + 5924^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36140305 - 2³ = 36140297 is a prime.

It is a super-2 number, since 2×36140305² = 2612243290986050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36140309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97492 + ... + 97861.

It is an arithmetic number, because the mean of its divisors is an integer number (5567589).

Almost surely, 2^36140305 is an apocalyptic number.

It is an amenable number.

36140305 is a deficient number, since it is larger than the sum of its proper divisors (8400407).

36140305 is a wasteful number, since it uses less digits than its factorization.

36140305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195395.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 36140305 is about 6011.6807134112. The cubic root of 36140305 is about 330.6211289172.

Adding to 36140305 its reverse (50304163), we get a palindrome (86444468).

The spelling of 36140305 in words is "thirty-six million, one hundred forty thousand, three hundred five".