2489679403 has 4 divisors (see below), whose sum is σ = 2547578968. Its totient is φ = 2431779840.

The previous prime is 2489679341. The next prime is 2489679419. The reversal of 2489679403 is 3049769842.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2489679403 - 2¹³ = 2489671211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2489679433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28949718 + ... + 28949803.

It is an arithmetic number, because the mean of its divisors is an integer number (636894742).

Almost surely, 2^2489679403 is an apocalyptic number.

2489679403 is a deficient number, since it is larger than the sum of its proper divisors (57899565).

2489679403 is an equidigital number, since it uses as much as digits as its factorization.

2489679403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57899564.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The square root of 2489679403 is about 49896.6872948495. The cubic root of 2489679403 is about 1355.3386050290.

The spelling of 2489679403 in words is "two billion, four hundred eighty-nine million, six hundred seventy-nine thousand, four hundred three".