36490 has 16 divisors (see below), whose sum is σ = 68040. Its totient is φ = 14080.

The previous prime is 36479. The next prime is 36493. The reversal of 36490 is 9463.

36490 = T₂₀ + T₂₁ + ... + T₆₀.

It can be written as a sum of positive squares in 4 ways, for example, as 13689 + 22801 = 117^2 + 151^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366 + ... + 454.

2³⁶⁴⁹⁰ is an apocalyptic number.

36490 is a deficient number, since it is larger than the sum of its proper divisors (31550).

36490 is a wasteful number, since it uses less digits than its factorization.

36490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 36490 is about 191.0235587565. The cubic root of 36490 is about 33.1684075526.

It can be divided in two parts, 364 and 90, that added together give a palindrome (454).

The spelling of 36490 in words is "thirty-six thousand, four hundred ninety".