36807489 has 12 divisors (see below), whose sum is σ = 54603796. Its totient is φ = 23874912.

The previous prime is 36807487. The next prime is 36807557. The reversal of 36807489 is 98470863.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 29517489 + 7290000 = 5433^2 + 2700^2 .

It is not a de Polignac number, because 36807489 - 2¹ = 36807487 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36807481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54934 + ... + 55599.

Almost surely, 2^36807489 is an apocalyptic number.

It is an amenable number.

36807489 is a deficient number, since it is larger than the sum of its proper divisors (17796307).

36807489 is a wasteful number, since it uses less digits than its factorization.

36807489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110576 (or 110573 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 36807489 is about 6066.9175863860. The cubic root of 36807489 is about 332.6432616111.

The spelling of 36807489 in words is "thirty-six million, eight hundred seven thousand, four hundred eighty-nine".