36897723 has 12 divisors (see below), whose sum is σ = 53419288. Its totient is φ = 24541920.

The previous prime is 36897713. The next prime is 36897737. The reversal of 36897723 is 32779863.

It is a happy number.

36897723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36897723 - 2⁶ = 36897659 is a prime.

It is a super-2 number, since 2×36897723² = 2722883925169458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36897713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373 + ... + 8598.

Almost surely, 2^36897723 is an apocalyptic number.

36897723 is a deficient number, since it is larger than the sum of its proper divisors (16521565).

36897723 is a wasteful number, since it uses less digits than its factorization.

36897723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434 (or 9431 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 36897723 is about 6074.3495948126. The cubic root of 36897723 is about 332.9148660976.

The spelling of 36897723 in words is "thirty-six million, eight hundred ninety-seven thousand, seven hundred twenty-three".