36380997 has 6 divisors (see below), whose sum is σ = 52550342. Its totient is φ = 24253992.

The previous prime is 36380987. The next prime is 36380999. The reversal of 36380997 is 79908363.

It is a happy number.

36380997 is a `hidden beast` number, since 3 + 638 + 0 + 9 + 9 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33108516 + 3272481 = 5754^2 + 1809^2 .

It is not a de Polignac number, because 36380997 - 2⁸ = 36380741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36380999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2021158 + ... + 2021175.

Almost surely, 2^36380997 is an apocalyptic number.

It is an amenable number.

36380997 is a deficient number, since it is larger than the sum of its proper divisors (16169345).

36380997 is a wasteful number, since it uses less digits than its factorization.

36380997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4042339 (or 4042336 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 36380997 is about 6031.6661877130. Note that the first 3 decimals coincide. The cubic root of 36380997 is about 331.3534770112.

The spelling of 36380997 in words is "thirty-six million, three hundred eighty thousand, nine hundred ninety-seven".