2573237 has 2 divisors, whose sum is σ = 2573238. Its totient is φ = 2573236.

The previous prime is 2573231. The next prime is 2573251. The reversal of 2573237 is 7323752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1865956 + 707281 = 1366^2 + 841^2 .

It is a cyclic number.

It is not a de Polignac number, because 2573237 - 2⁸ = 2572981 is a prime.

It is equal to p₁₈₈₀₃₉ and since 2573237 and 188039 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2573231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286618 + 1286619.

It is an arithmetic number, because the mean of its divisors is an integer number (1286619).

2^2573237 is an apocalyptic number.

It is an amenable number.

2573237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573237 is an equidigital number, since it uses as much as digits as its factorization.

2573237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 29.

The square root of 2573237 is about 1604.1312290458. The cubic root of 2573237 is about 137.0334512593.

Adding to 2573237 its reverse (7323752), we get a palindrome (9896989).

The spelling of 2573237 in words is "two million, five hundred seventy-three thousand, two hundred thirty-seven".