2228496451 has 2 divisors, whose sum is σ = 2228496452. Its totient is φ = 2228496450.

The previous prime is 2228496437. The next prime is 2228496521. The reversal of 2228496451 is 1546948222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2228496451 - 2¹³ = 2228488259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2228496398 and 2228496407.

It is not a weakly prime, because it can be changed into another prime (2228496551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114248225 + 1114248226.

It is an arithmetic number, because the mean of its divisors is an integer number (1114248226).

Almost surely, 2^2228496451 is an apocalyptic number.

2228496451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228496451 is an equidigital number, since it uses as much as digits as its factorization.

2228496451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 43.

The square root of 2228496451 is about 47206.9534179023. The cubic root of 2228496451 is about 1306.1828651165.

The spelling of 2228496451 in words is "two billion, two hundred twenty-eight million, four hundred ninety-six thousand, four hundred fifty-one".