36663345 has 12 divisors (see below), whose sum is σ = 63549876. Its totient is φ = 19553760.

The previous prime is 36663343. The next prime is 36663377. The reversal of 36663345 is 54336663.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10284849 + 26378496 = 3207^2 + 5136^2 .

It is not a de Polignac number, because 36663345 - 2¹ = 36663343 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (36663343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407326 + ... + 407415.

It is an arithmetic number, because the mean of its divisors is an integer number (5295823).

Almost surely, 2^36663345 is an apocalyptic number.

It is an amenable number.

36663345 is a deficient number, since it is larger than the sum of its proper divisors (26886531).

36663345 is a wasteful number, since it uses less digits than its factorization.

36663345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814752 (or 814749 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

The square root of 36663345 is about 6055.0264243850. The cubic root of 36663345 is about 332.2084655093.

The spelling of 36663345 in words is "thirty-six million, six hundred sixty-three thousand, three hundred forty-five".