36004489 has 2 divisors, whose sum is σ = 36004490. Its totient is φ = 36004488.

The previous prime is 36004483. The next prime is 36004511. The reversal of 36004489 is 98440063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36000000 + 4489 = 6000^2 + 67^2 .

It is a cyclic number.

It is not a de Polignac number, because 36004489 - 2¹³ = 35996297 is a prime.

It is a super-2 number, since 2×36004489² = 2592646456302242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36004483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18002244 + 18002245.

It is an arithmetic number, because the mean of its divisors is an integer number (18002245).

Almost surely, 2^36004489 is an apocalyptic number.

It is an amenable number.

36004489 is a deficient number, since it is larger than the sum of its proper divisors (1).

36004489 is an equidigital number, since it uses as much as digits as its factorization.

36004489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 36004489 is about 6000.3740716725. The cubic root of 36004489 is about 330.2064487185.

It can be divided in two parts, 3600 and 4489, that multiplied together give a square (16160400 = 4020²).

The spelling of 36004489 in words is "thirty-six million, four thousand, four hundred eighty-nine".