2072549 has 2 divisors, whose sum is σ = 2072550. Its totient is φ = 2072548.

The previous prime is 2072531. The next prime is 2072563. The reversal of 2072549 is 9452702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1643524 + 429025 = 1282^2 + 655^2 .

It is a cyclic number.

It is not a de Polignac number, because 2072549 - 2⁸ = 2072293 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2072569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036274 + 1036275.

It is an arithmetic number, because the mean of its divisors is an integer number (1036275).

2^2072549 is an apocalyptic number.

It is an amenable number.

2072549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2072549 is an equidigital number, since it uses as much as digits as its factorization.

2072549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2072549 is about 1439.6350231916. The cubic root of 2072549 is about 127.4974804064.

The spelling of 2072549 in words is "two million, seventy-two thousand, five hundred forty-nine".