36539401 has 2 divisors, whose sum is σ = 36539402. Its totient is φ = 36539400.

The previous prime is 36539381. The next prime is 36539411. The reversal of 36539401 is 10493563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22099401 + 14440000 = 4701^2 + 3800^2 .

It is a cyclic number.

It is not a de Polignac number, because 36539401 - 2¹⁷ = 36408329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36539411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18269700 + 18269701.

It is an arithmetic number, because the mean of its divisors is an integer number (18269701).

Almost surely, 2^36539401 is an apocalyptic number.

It is an amenable number.

36539401 is a deficient number, since it is larger than the sum of its proper divisors (1).

36539401 is an equidigital number, since it uses as much as digits as its factorization.

36539401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 36539401 is about 6044.7829572285. The cubic root of 36539401 is about 331.8336885365.

The spelling of 36539401 in words is "thirty-six million, five hundred thirty-nine thousand, four hundred one".