36356993 has 8 divisors (see below), whose sum is σ = 37554408. Its totient is φ = 35178624.

The previous prime is 36356989. The next prime is 36357011. The reversal of 36356993 is 39965363.

It can be written as a sum of positive squares in 4 ways, for example, as 1227664 + 35129329 = 1108^2 + 5927^2 .

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 36356993 - 2² = 36356989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36356953) 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, 830 + ... + 8567.

It is an arithmetic number, because the mean of its divisors is an integer number (4694301).

Almost surely, 2^36356993 is an apocalyptic number.

It is an amenable number.

36356993 is a deficient number, since it is larger than the sum of its proper divisors (1197415).

36356993 is an equidigital number, since it uses as much as digits as its factorization.

36356993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9523.

The product of its digits is 393660, while the sum is 44.

The square root of 36356993 is about 6029.6760277813. The cubic root of 36356993 is about 331.2805858550.

The spelling of 36356993 in words is "thirty-six million, three hundred fifty-six thousand, nine hundred ninety-three".