2651437 has 2 divisors, whose sum is σ = 2651438. Its totient is φ = 2651436.

The previous prime is 2651419. The next prime is 2651443. The reversal of 2651437 is 7341562.

2651437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2621161 + 30276 = 1619^2 + 174^2 .

It is a cyclic number.

It is not a de Polignac number, because 2651437 - 2¹⁹ = 2127149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651447) 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, 1325718 + 1325719.

It is an arithmetic number, because the mean of its divisors is an integer number (1325719).

2^2651437 is an apocalyptic number.

It is an amenable number.

2651437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651437 is an equidigital number, since it uses as much as digits as its factorization.

2651437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 2651437 is about 1628.3233708327. The cubic root of 2651437 is about 138.4077591794.

Adding to 2651437 its reverse (7341562), we get a palindrome (9992999).

The spelling of 2651437 in words is "two million, six hundred fifty-one thousand, four hundred thirty-seven".