2255226437 has 2 divisors, whose sum is σ = 2255226438. Its totient is φ = 2255226436.

The previous prime is 2255226433. The next prime is 2255226469. The reversal of 2255226437 is 7346225522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2255205121 + 21316 = 47489^2 + 146^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255226437 - 2² = 2255226433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2255226437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2255226433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127613218 + 1127613219.

It is an arithmetic number, because the mean of its divisors is an integer number (1127613219).

Almost surely, 2^2255226437 is an apocalyptic number.

It is an amenable number.

2255226437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255226437 is an equidigital number, since it uses as much as digits as its factorization.

2255226437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 38.

The square root of 2255226437 is about 47489.2244303905. The cubic root of 2255226437 is about 1311.3845154703.

The spelling of 2255226437 in words is "two billion, two hundred fifty-five million, two hundred twenty-six thousand, four hundred thirty-seven".