36788257 has 4 divisors (see below), whose sum is σ = 40132656. Its totient is φ = 33443860.

The previous prime is 36788251. The next prime is 36788273. The reversal of 36788257 is 75288763.

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 an emirpimes, since its reverse is a distinct semiprime: 75288763 = 11 ⋅6844433.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36788257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36788251) 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, 1672183 + ... + 1672204.

It is an arithmetic number, because the mean of its divisors is an integer number (10033164).

Almost surely, 2^36788257 is an apocalyptic number.

It is an amenable number.

36788257 is a deficient number, since it is larger than the sum of its proper divisors (3344399).

36788257 is a wasteful number, since it uses less digits than its factorization.

36788257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344398.

The product of its digits is 564480, while the sum is 46.

The square root of 36788257 is about 6065.3323899025. The cubic root of 36788257 is about 332.5853158875.

It can be divided in two parts, 3678 and 8257, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 36788257 in words is "thirty-six million, seven hundred eighty-eight thousand, two hundred fifty-seven".