36441817 has 2 divisors, whose sum is σ = 36441818. Its totient is φ = 36441816.

The previous prime is 36441799. The next prime is 36441857. The reversal of 36441817 is 71814463.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25918281 + 10523536 = 5091^2 + 3244^2 .

It is a cyclic number.

It is not a de Polignac number, because 36441817 - 2²³ = 28053209 is a prime.

It is a super-2 number, since 2×36441817² = 2656012052522978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36441857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18220908 + 18220909.

It is an arithmetic number, because the mean of its divisors is an integer number (18220909).

Almost surely, 2^36441817 is an apocalyptic number.

It is an amenable number.

36441817 is a deficient number, since it is larger than the sum of its proper divisors (1).

36441817 is an equidigital number, since it uses as much as digits as its factorization.

36441817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 34.

The square root of 36441817 is about 6036.7058069778. The cubic root of 36441817 is about 331.5380211443.

The spelling of 36441817 in words is "thirty-six million, four hundred forty-one thousand, eight hundred seventeen".