2750387 has 2 divisors, whose sum is σ = 2750388. Its totient is φ = 2750386.

The previous prime is 2750369. The next prime is 2750399. The reversal of 2750387 is 7830572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2750387 - 2⁸ = 2750131 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2750347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375193 + 1375194.

It is an arithmetic number, because the mean of its divisors is an integer number (1375194).

2^2750387 is an apocalyptic number.

2750387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2750387 is an equidigital number, since it uses as much as digits as its factorization.

2750387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2750387 is about 1658.4290759632. The cubic root of 2750387 is about 140.1085382804.

The spelling of 2750387 in words is "two million, seven hundred fifty thousand, three hundred eighty-seven".