2235557 has 2 divisors, whose sum is σ = 2235558. Its totient is φ = 2235556.

The previous prime is 2235553. The next prime is 2235587. The reversal of 2235557 is 7555322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2070721 + 164836 = 1439^2 + 406^2 .

It is a cyclic number.

It is not a de Polignac number, because 2235557 - 2² = 2235553 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2235553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117778 + 1117779.

It is an arithmetic number, because the mean of its divisors is an integer number (1117779).

2^2235557 is an apocalyptic number.

It is an amenable number.

2235557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235557 is an equidigital number, since it uses as much as digits as its factorization.

2235557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10500, while the sum is 29.

The square root of 2235557 is about 1495.1779158348. The cubic root of 2235557 is about 130.7560871272.

The spelling of 2235557 in words is "two million, two hundred thirty-five thousand, five hundred fifty-seven".