36398289 has 4 divisors (see below), whose sum is σ = 48531056. Its totient is φ = 24265524.

The previous prime is 36398287. The next prime is 36398293. The reversal of 36398289 is 98289363.

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.

It is not a de Polignac number, because 36398289 - 2¹ = 36398287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36398287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6066379 + ... + 6066384.

It is an arithmetic number, because the mean of its divisors is an integer number (12132764).

Almost surely, 2^36398289 is an apocalyptic number.

It is an amenable number.

36398289 is a deficient number, since it is larger than the sum of its proper divisors (12132767).

36398289 is a wasteful number, since it uses less digits than its factorization.

36398289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12132766.

The product of its digits is 559872, while the sum is 48.

The square root of 36398289 is about 6033.0994521887. The cubic root of 36398289 is about 331.4059664722.

The spelling of 36398289 in words is "thirty-six million, three hundred ninety-eight thousand, two hundred eighty-nine".