2750623 has 2 divisors, whose sum is σ = 2750624. Its totient is φ = 2750622.

The previous prime is 2750603. The next prime is 2750641. The reversal of 2750623 is 3260572.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2750623 is a prime.

It is the 1659-th Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2750603) by changing a digit.

It is a nontrivial repunit in base 1658.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375311 + 1375312.

It is an arithmetic number, because the mean of its divisors is an integer number (1375312).

2^2750623 is an apocalyptic number.

2750623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2750623 is an equidigital number, since it uses as much as digits as its factorization.

2750623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2750623 is about 1658.5002261079. The cubic root of 2750623 is about 140.1125455552.

The spelling of 2750623 in words is "two million, seven hundred fifty thousand, six hundred twenty-three".