226251469 has 2 divisors, whose sum is σ = 226251470. Its totient is φ = 226251468.

The previous prime is 226251461. The next prime is 226251479. The reversal of 226251469 is 964152622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141372100 + 84879369 = 11890^2 + 9213^2 .

It is a cyclic number.

It is not a de Polignac number, because 226251469 - 2³ = 226251461 is a prime.

It is a super-2 number, since 2×226251469² = 102379454449315922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226251461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113125734 + 113125735.

It is an arithmetic number, because the mean of its divisors is an integer number (113125735).

Almost surely, 2^226251469 is an apocalyptic number.

It is an amenable number.

226251469 is a deficient number, since it is larger than the sum of its proper divisors (1).

226251469 is an equidigital number, since it uses as much as digits as its factorization.

226251469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 37.

The square root of 226251469 is about 15041.6577876243. The cubic root of 226251469 is about 609.3457726556.

It can be divided in two parts, 226 and 251469, that added together give a triangular number (251695 = T₇₀₉).

The spelling of 226251469 in words is "two hundred twenty-six million, two hundred fifty-one thousand, four hundred sixty-nine".