2912644432 has 40 divisors (see below), whose sum is σ = 5879837952. Its totient is φ = 1396147200.

The previous prime is 2912644429. The next prime is 2912644433. The reversal of 2912644432 is 2344462192.

It is a junction number, because it is equal to n+sod(n) for n = 2912644391 and 2912644400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2912644433) 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 7 ways as a sum of consecutive naturals, for example, 25632 + ... + 80512.

Almost surely, 2^2912644432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2912644432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2939918976).

2912644432 is an abundant number, since it is smaller than the sum of its proper divisors (2967193520).

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

2912644432 is a wasteful number, since it uses less digits than its factorization.

2912644432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55027 (or 55021 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 2912644432 is about 53968.9209823580. The cubic root of 2912644432 is about 1428.1127290063.

The spelling of 2912644432 in words is "two billion, nine hundred twelve million, six hundred forty-four thousand, four hundred thirty-two".