2481739 has 8 divisors (see below), whose sum is σ = 2685200. Its totient is φ = 2280096.

The previous prime is 2481727. The next prime is 2481749. The reversal of 2481739 is 9371842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2481739 - 2¹¹ = 2479691 is a prime.

It is a Duffinian number.

2481739 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2481709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4264 + ... + 4810.

It is an arithmetic number, because the mean of its divisors is an integer number (335650).

2^2481739 is an apocalyptic number.

2481739 is a deficient number, since it is larger than the sum of its proper divisors (203461).

2481739 is a wasteful number, since it uses less digits than its factorization.

2481739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909.

The product of its digits is 12096, while the sum is 34.

The square root of 2481739 is about 1575.3536110982. The cubic root of 2481739 is about 135.3896197606.

The spelling of 2481739 in words is "two million, four hundred eighty-one thousand, seven hundred thirty-nine".