2253637 has 2 divisors, whose sum is σ = 2253638. Its totient is φ = 2253636.

The previous prime is 2253617. The next prime is 2253649. The reversal of 2253637 is 7363522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1635841 + 617796 = 1279^2 + 786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2253637 is a prime.

2253637 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2253617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126818 + 1126819.

It is an arithmetic number, because the mean of its divisors is an integer number (1126819).

2^2253637 is an apocalyptic number.

It is an amenable number.

2253637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2253637 is an equidigital number, since it uses as much as digits as its factorization.

2253637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 28.

The square root of 2253637 is about 1501.2118438115. The cubic root of 2253637 is about 131.1076364162.

The spelling of 2253637 in words is "two million, two hundred fifty-three thousand, six hundred thirty-seven".