2532861 has 6 divisors (see below), whose sum is σ = 3658590. Its totient is φ = 1688568.

The previous prime is 2532853. The next prime is 2532863. The reversal of 2532861 is 1682352.

It can be written as a sum of positive squares in only one way, i.e., 2528100 + 4761 = 1590^2 + 69^2 .

It is not a de Polignac number, because 2532861 - 2³ = 2532853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2532863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140706 + ... + 140723.

It is an arithmetic number, because the mean of its divisors is an integer number (609765).

2^2532861 is an apocalyptic number.

It is an amenable number.

2532861 is a deficient number, since it is larger than the sum of its proper divisors (1125729).

2532861 is a wasteful number, since it uses less digits than its factorization.

2532861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281435 (or 281432 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2532861 is about 1591.4964655946. The cubic root of 2532861 is about 136.3129507385.

The spelling of 2532861 in words is "two million, five hundred thirty-two thousand, eight hundred sixty-one".