36149489 has 4 divisors (see below), whose sum is σ = 36163056. Its totient is φ = 36135924.

The previous prime is 36149483. The next prime is 36149507. The reversal of 36149489 is 98494163.

36149489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 98494163 = 359 ⋅274357.

It is a cyclic number.

It is not a de Polignac number, because 36149489 - 2⁴ = 36149473 is a prime.

It is a super-2 number, since 2×36149489² = 2613571109922242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36149483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1319 + ... + 8604.

It is an arithmetic number, because the mean of its divisors is an integer number (9040764).

Almost surely, 2^36149489 is an apocalyptic number.

It is an amenable number.

36149489 is a deficient number, since it is larger than the sum of its proper divisors (13567).

36149489 is an equidigital number, since it uses as much as digits as its factorization.

36149489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13566.

The product of its digits is 186624, while the sum is 44.

The square root of 36149489 is about 6012.4445111785. Note that the first 3 decimals coincide. The cubic root of 36149489 is about 330.6491324373.

The spelling of 36149489 in words is "thirty-six million, one hundred forty-nine thousand, four hundred eighty-nine".