36240569 has 4 divisors (see below), whose sum is σ = 36561396. Its totient is φ = 35919744.

The previous prime is 36240553. The next prime is 36240599. The reversal of 36240569 is 96504263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96504263 = 107 ⋅901909.

It can be written as a sum of positive squares in 2 ways, for example, as 659344 + 35581225 = 812^2 + 5965^2 .

It is a cyclic number.

It is not a de Polignac number, because 36240569 - 2⁴ = 36240553 is a prime.

It is a super-2 number, since 2×36240569² = 2626757682887522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36240599) 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, 160244 + ... + 160469.

It is an arithmetic number, because the mean of its divisors is an integer number (9140349).

Almost surely, 2^36240569 is an apocalyptic number.

It is an amenable number.

36240569 is a deficient number, since it is larger than the sum of its proper divisors (320827).

36240569 is a wasteful number, since it uses less digits than its factorization.

36240569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320826.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 36240569 is about 6020.0140365285. The cubic root of 36240569 is about 330.9265938599.

The spelling of 36240569 in words is "thirty-six million, two hundred forty thousand, five hundred sixty-nine".