2539846 has 4 divisors (see below), whose sum is σ = 3809772. Its totient is φ = 1269922.

The previous prime is 2539841. The next prime is 2539871. The reversal of 2539846 is 6489352.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634960 + ... + 634963.

It is an arithmetic number, because the mean of its divisors is an integer number (952443).

2^2539846 is an apocalyptic number.

2539846 is a deficient number, since it is larger than the sum of its proper divisors (1269926).

2539846 is a wasteful number, since it uses less digits than its factorization.

2539846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269925.

The product of its digits is 51840, while the sum is 37.

The square root of 2539846 is about 1593.6894302216. The cubic root of 2539846 is about 136.4381414535.

The spelling of 2539846 in words is "two million, five hundred thirty-nine thousand, eight hundred forty-six".