104222557 has 2 divisors, whose sum is σ = 104222558. Its totient is φ = 104222556.

The previous prime is 104222537. The next prime is 104222593. The reversal of 104222557 is 755222401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64545156 + 39677401 = 8034^2 + 6299^2 .

It is an emirp because it is prime and its reverse (755222401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104222557 - 2¹¹ = 104220509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104222537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52111278 + 52111279.

It is an arithmetic number, because the mean of its divisors is an integer number (52111279).

Almost surely, 2^104222557 is an apocalyptic number.

It is an amenable number.

104222557 is a deficient number, since it is larger than the sum of its proper divisors (1).

104222557 is an equidigital number, since it uses as much as digits as its factorization.

104222557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 104222557 is about 10208.9449503854. The cubic root of 104222557 is about 470.6021511023.

Adding to 104222557 its reverse (755222401), we get a palindrome (859444958).

The spelling of 104222557 in words is "one hundred four million, two hundred twenty-two thousand, five hundred fifty-seven".