2469644826 has 64 divisors (see below), whose sum is σ = 5634026496. Its totient is φ = 714384000.

The previous prime is 2469644813. The next prime is 2469644839. The reversal of 2469644826 is 6284469642.

It is an interprime number because it is at equal distance from previous prime (2469644813) and next prime (2469644839).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 910965 + ... + 913671.

It is an arithmetic number, because the mean of its divisors is an integer number (88031664).

Almost surely, 2^2469644826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2469644826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2817013248).

2469644826 is an abundant number, since it is smaller than the sum of its proper divisors (3164381670).

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

2469644826 is a wasteful number, since it uses less digits than its factorization.

2469644826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347.

The product of its digits is 3981312, while the sum is 51.

The square root of 2469644826 is about 49695.5211865214. The cubic root of 2469644826 is about 1351.6933165970.

The spelling of 2469644826 in words is "two billion, four hundred sixty-nine million, six hundred forty-four thousand, eight hundred twenty-six".