36868331 has 4 divisors (see below), whose sum is σ = 38057664. Its totient is φ = 35679000.

The previous prime is 36868319. The next prime is 36868357. The reversal of 36868331 is 13386863.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36868331 - 2¹⁰ = 36867307 is a prime.

It is a super-2 number, since 2×36868331² = 2718547661451122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36868301) 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, 594620 + ... + 594681.

It is an arithmetic number, because the mean of its divisors is an integer number (9514416).

Almost surely, 2^36868331 is an apocalyptic number.

36868331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

36868331 is a deficient number, since it is larger than the sum of its proper divisors (1189333).

36868331 is a wasteful number, since it uses less digits than its factorization.

36868331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189332.

The product of its digits is 62208, while the sum is 38.

The square root of 36868331 is about 6071.9297591458. The cubic root of 36868331 is about 332.8264448050.

The spelling of 36868331 in words is "thirty-six million, eight hundred sixty-eight thousand, three hundred thirty-one".