2489858733 has 4 divisors (see below), whose sum is σ = 3319811648. Its totient is φ = 1659905820.

The previous prime is 2489858729. The next prime is 2489858773. The reversal of 2489858733 is 3378589842.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2489858733 - 2² = 2489858729 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489858773) 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, 414976453 + ... + 414976458.

It is an arithmetic number, because the mean of its divisors is an integer number (829952912).

Almost surely, 2^2489858733 is an apocalyptic number.

It is an amenable number.

2489858733 is a deficient number, since it is larger than the sum of its proper divisors (829952915).

2489858733 is an equidigital number, since it uses as much as digits as its factorization.

2489858733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829952914.

The product of its digits is 11612160, while the sum is 57.

The square root of 2489858733 is about 49898.4842755769. The cubic root of 2489858733 is about 1355.3711456360.

The spelling of 2489858733 in words is "two billion, four hundred eighty-nine million, eight hundred fifty-eight thousand, seven hundred thirty-three".