36662173 has 2 divisors, whose sum is σ = 36662174. Its totient is φ = 36662172.

The previous prime is 36662117. The next prime is 36662189. The reversal of 36662173 is 37126663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32512804 + 4149369 = 5702^2 + 2037^2 .

It is a cyclic number.

It is not a de Polignac number, because 36662173 - 2⁹ = 36661661 is a prime.

It is a super-2 number, since 2×36662173² = 2688229858163858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36666173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18331086 + 18331087.

It is an arithmetic number, because the mean of its divisors is an integer number (18331087).

Almost surely, 2^36662173 is an apocalyptic number.

It is an amenable number.

36662173 is a deficient number, since it is larger than the sum of its proper divisors (1).

36662173 is an equidigital number, since it uses as much as digits as its factorization.

36662173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 36662173 is about 6054.9296445128. The cubic root of 36662173 is about 332.2049256207.

The spelling of 36662173 in words is "thirty-six million, six hundred sixty-two thousand, one hundred seventy-three".