2236331 has 2 divisors, whose sum is σ = 2236332. Its totient is φ = 2236330.

The previous prime is 2236327. The next prime is 2236349. The reversal of 2236331 is 1336322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2236331 - 2² = 2236327 is a prime.

It is a super-2 number, since 2×2236331² = 10002352683122, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2236831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118165 + 1118166.

It is an arithmetic number, because the mean of its divisors is an integer number (1118166).

2^2236331 is an apocalyptic number.

2236331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2236331 is an equidigital number, since it uses as much as digits as its factorization.

2236331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 20.

The square root of 2236331 is about 1495.4367255086. The cubic root of 2236331 is about 130.7711756165.

Subtracting from 2236331 its reverse (1336322), we obtain a palindrome (900009).

It can be divided in two parts, 22363 and 31, that multiplied together give a triangular number (693253 = T₁₁₇₇).

The spelling of 2236331 in words is "two million, two hundred thirty-six thousand, three hundred thirty-one".