36896731 has 2 divisors, whose sum is σ = 36896732. Its totient is φ = 36896730.

The previous prime is 36896707. The next prime is 36896747. The reversal of 36896731 is 13769863.

It is a strong prime.

It is an emirp because it is prime and its reverse (13769863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36896731 - 2⁹ = 36896219 is a prime.

It is a super-2 number, since 2×36896731² = 2722737516972722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36896701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18448365 + 18448366.

It is an arithmetic number, because the mean of its divisors is an integer number (18448366).

Almost surely, 2^36896731 is an apocalyptic number.

36896731 is a deficient number, since it is larger than the sum of its proper divisors (1).

36896731 is an equidigital number, since it uses as much as digits as its factorization.

36896731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 36896731 is about 6074.2679394311. The cubic root of 36896731 is about 332.9118825846.

The spelling of 36896731 in words is "thirty-six million, eight hundred ninety-six thousand, seven hundred thirty-one".