226890413 has 2 divisors, whose sum is σ = 226890414. Its totient is φ = 226890412.

The previous prime is 226890407. The next prime is 226890421. The reversal of 226890413 is 314098622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226863844 + 26569 = 15062^2 + 163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226890413 is a prime.

It is a super-2 number, since 2×226890413² = 102958519022621138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226890493) 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 as a sum of consecutive naturals, namely, 113445206 + 113445207.

It is an arithmetic number, because the mean of its divisors is an integer number (113445207).

Almost surely, 2^226890413 is an apocalyptic number.

It is an amenable number.

226890413 is a deficient number, since it is larger than the sum of its proper divisors (1).

226890413 is an equidigital number, since it uses as much as digits as its factorization.

226890413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 226890413 is about 15062.8819619620. The cubic root of 226890413 is about 609.9188398696.

The spelling of 226890413 in words is "two hundred twenty-six million, eight hundred ninety thousand, four hundred thirteen".