36413621 has 2 divisors, whose sum is σ = 36413622. Its totient is φ = 36413620.

The previous prime is 36413603. The next prime is 36413639. The reversal of 36413621 is 12631463.

It is a balanced prime because it is at equal distance from previous prime (36413603) and next prime (36413639).

It can be written as a sum of positive squares in only one way, i.e., 29311396 + 7102225 = 5414^2 + 2665^2 .

It is a cyclic number.

It is not a de Polignac number, because 36413621 - 2¹⁸ = 36151477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36413681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18206810 + 18206811.

It is an arithmetic number, because the mean of its divisors is an integer number (18206811).

Almost surely, 2^36413621 is an apocalyptic number.

It is an amenable number.

36413621 is a deficient number, since it is larger than the sum of its proper divisors (1).

36413621 is an equidigital number, since it uses as much as digits as its factorization.

36413621 is an evil number, because the sum of its binary digits is even.

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

The square root of 36413621 is about 6034.3699753993. The cubic root of 36413621 is about 331.4524924962.

The spelling of 36413621 in words is "thirty-six million, four hundred thirteen thousand, six hundred twenty-one".