2796622464 has 128 divisors (see below), whose sum is σ = 8011080000. Its totient is φ = 861511680.

The previous prime is 2796622447. The next prime is 2796622469. The reversal of 2796622464 is 4642266972.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×2796622464² = 15642194412298862592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (2796622469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294462 + ... + 303810.

Almost surely, 2^2796622464 is an apocalyptic number.

2796622464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2796622464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4005540000).

2796622464 is an abundant number, since it is smaller than the sum of its proper divisors (5214457536).

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

2796622464 is a wasteful number, since it uses less digits than its factorization.

2796622464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9426 (or 9414 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The square root of 2796622464 is about 52883.1018757410. The cubic root of 2796622464 is about 1408.8927920729.

The spelling of 2796622464 in words is "two billion, seven hundred ninety-six million, six hundred twenty-two thousand, four hundred sixty-four".