36397089 has 9 divisors (see below), whose sum is σ = 52599729. Its totient is φ = 24252660.

The previous prime is 36397079. The next prime is 36397093. The reversal of 36397089 is 98079363.

It is a happy number.

The square root of 36397089 is 6033.

It is a perfect power (a square), and thus also a powerful number.

36397089 is a `hidden beast` number, since 3 + 639 + 7 + 0 + 8 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is a de Polignac number, because none of the positive numbers 2^k-36397089 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36397079) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17094 + ... + 19104.

Almost surely, 2^36397089 is an apocalyptic number.

36397089 is the 6033-rd square number.

36397089 is the 3017-th centered octagonal number.

It is an amenable number.

36397089 is a deficient number, since it is larger than the sum of its proper divisors (16202640).

36397089 is an frugal number, since it uses more digits than its factorization.

36397089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028 (or 2014 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The cubic root of 36397089 is about 331.4023244372.

The spelling of 36397089 in words is "thirty-six million, three hundred ninety-seven thousand, eighty-nine".