2125761 has 16 divisors (see below), whose sum is σ = 3177408. Its totient is φ = 1252800.

The previous prime is 2125757. The next prime is 2125771. The reversal of 2125761 is 1675212.

It is not a de Polignac number, because 2125761 - 2² = 2125757 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2125741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (198588).

2^2125761 is an apocalyptic number.

It is an amenable number.

2125761 is a deficient number, since it is larger than the sum of its proper divisors (1051647).

2125761 is a wasteful number, since it uses less digits than its factorization.

2125761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792.

The product of its digits is 840, while the sum is 24.

The square root of 2125761 is about 1457.9989711931. The cubic root of 2125761 is about 128.5794247231.

The spelling of 2125761 in words is "two million, one hundred twenty-five thousand, seven hundred sixty-one".