2150775 has 54 divisors (see below), whose sum is σ = 4287920. Its totient is φ = 1029600.

The previous prime is 2150741. The next prime is 2150777. The reversal of 2150775 is 5770512.

2150775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2150775 - 2¹³ = 2142583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150777) 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 in 53 ways as a sum of consecutive naturals, for example, 27186 + ... + 27264.

2^2150775 is an apocalyptic number.

2150775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2150775 is a deficient number, since it is larger than the sum of its proper divisors (2137145).

2150775 is a wasteful number, since it uses less digits than its factorization.

2150775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 2450, while the sum is 27.

The square root of 2150775 is about 1466.5520788571. The cubic root of 2150775 is about 129.0817941693.

The spelling of 2150775 in words is "two million, one hundred fifty thousand, seven hundred seventy-five".