36393722 has 8 divisors (see below), whose sum is σ = 55620756. Its totient is φ = 17853472.

The previous prime is 36393689. The next prime is 36393727. The reversal of 36393722 is 22739363.

It can be written as a sum of positive squares in 2 ways, for example, as 31460881 + 4932841 = 5609^2 + 2221^2 .

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

It is not an unprimeable number, because it can be changed into a prime (36393727) 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, 171563 + ... + 171774.

Almost surely, 2^36393722 is an apocalyptic number.

36393722 is a deficient number, since it is larger than the sum of its proper divisors (19227034).

36393722 is a wasteful number, since it uses less digits than its factorization.

36393722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343392.

The product of its digits is 40824, while the sum is 35.

The square root of 36393722 is about 6032.7209449800. The cubic root of 36393722 is about 331.3921050665.

The spelling of 36393722 in words is "thirty-six million, three hundred ninety-three thousand, seven hundred twenty-two".