2495761 has 4 divisors (see below), whose sum is σ = 2563252. Its totient is φ = 2428272.

The previous prime is 2495749. The next prime is 2495767. The reversal of 2495761 is 1675942.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1115136 + 1380625 = 1056^2 + 1175^2 .

It is a cyclic number.

It is not a de Polignac number, because 2495761 - 2⁹ = 2495249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2495767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33690 + ... + 33763.

It is an arithmetic number, because the mean of its divisors is an integer number (640813).

2^2495761 is an apocalyptic number.

It is an amenable number.

2495761 is a deficient number, since it is larger than the sum of its proper divisors (67491).

2495761 is an equidigital number, since it uses as much as digits as its factorization.

2495761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67490.

The product of its digits is 15120, while the sum is 34.

The square root of 2495761 is about 1579.7977718683. The cubic root of 2495761 is about 135.6441279908.

The spelling of 2495761 in words is "two million, four hundred ninety-five thousand, seven hundred sixty-one".