36662201 has 2 divisors, whose sum is σ = 36662202. Its totient is φ = 36662200.

The previous prime is 36662189. The next prime is 36662221. The reversal of 36662201 is 10226663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36060025 + 602176 = 6005^2 + 776^2 .

It is an emirp because it is prime and its reverse (10226663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36662201 - 2¹⁸ = 36400057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36662221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18331100 + 18331101.

It is an arithmetic number, because the mean of its divisors is an integer number (18331101).

Almost surely, 2^36662201 is an apocalyptic number.

It is an amenable number.

36662201 is a deficient number, since it is larger than the sum of its proper divisors (1).

36662201 is an equidigital number, since it uses as much as digits as its factorization.

36662201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 36662201 is about 6054.9319566780. The cubic root of 36662201 is about 332.2050101923.

Adding to 36662201 its reverse (10226663), we get a palindrome (46888864).

It can be divided in two parts, 36662 and 201, that added together give a palindrome (36863).

The spelling of 36662201 in words is "thirty-six million, six hundred sixty-two thousand, two hundred one".