2479889742 has 32 divisors (see below), whose sum is σ = 5428111104. Its totient is φ = 749059200.

The previous prime is 2479889723. The next prime is 2479889767.

2479889742 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2479889742² = 12299706264953653128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39883 + ... + 80934.

It is an arithmetic number, because the mean of its divisors is an integer number (169628472).

Almost surely, 2^2479889742 is an apocalyptic number.

2479889742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2479889742 is an abundant number, since it is smaller than the sum of its proper divisors (2948221362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2479889742 is a wasteful number, since it uses less digits than its factorization.

2479889742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121144.

The product of its digits is 16257024, while the sum is 60.

The square root of 2479889742 is about 49798.4913626909. The cubic root of 2479889742 is about 1353.5598305796.

The spelling of 2479889742 in words is "two billion, four hundred seventy-nine million, eight hundred eighty-nine thousand, seven hundred forty-two".