226076621 has 2 divisors, whose sum is σ = 226076622. Its totient is φ = 226076620.

The previous prime is 226076603. The next prime is 226076647. The reversal of 226076621 is 126670622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210975625 + 15100996 = 14525^2 + 3886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226076621 is a prime.

It is a super-2 number, since 2×226076621² = 102221277125555282, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226076651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113038310 + 113038311.

It is an arithmetic number, because the mean of its divisors is an integer number (113038311).

Almost surely, 2^226076621 is an apocalyptic number.

It is an amenable number.

226076621 is a deficient number, since it is larger than the sum of its proper divisors (1).

226076621 is an equidigital number, since it uses as much as digits as its factorization.

226076621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 226076621 is about 15035.8445389675. The cubic root of 226076621 is about 609.1887639557.

The spelling of 226076621 in words is "two hundred twenty-six million, seventy-six thousand, six hundred twenty-one".