36898689 has 4 divisors (see below), whose sum is σ = 49198256. Its totient is φ = 24599124.

The previous prime is 36898679. The next prime is 36898699. The reversal of 36898689 is 98689863.

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 an interprime number because it is at equal distance from previous prime (36898679) and next prime (36898699).

It is a de Polignac number, because none of the positive numbers 2^k-36898689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36898669) 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, 6149779 + ... + 6149784.

It is an arithmetic number, because the mean of its divisors is an integer number (12299564).

Almost surely, 2^36898689 is an apocalyptic number.

It is an amenable number.

36898689 is a deficient number, since it is larger than the sum of its proper divisors (12299567).

36898689 is a wasteful number, since it uses less digits than its factorization.

36898689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12299566.

The product of its digits is 4478976, while the sum is 57.

The square root of 36898689 is about 6074.4291089781. The cubic root of 36898689 is about 332.9177713623.

The spelling of 36898689 in words is "thirty-six million, eight hundred ninety-eight thousand, six hundred eighty-nine".