2576440432 has 40 divisors (see below), whose sum is σ = 5258430800. Its totient is φ = 1219525632.

The previous prime is 2576440397. The next prime is 2576440439. The reversal of 2576440432 is 2340446752.

It is a junction number, because it is equal to n+sod(n) for n = 2576440391 and 2576440400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2576440439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614728 + ... + 618904.

It is an arithmetic number, because the mean of its divisors is an integer number (131460770).

Almost surely, 2^2576440432 is an apocalyptic number.

It is an amenable number.

2576440432 is an abundant number, since it is smaller than the sum of its proper divisors (2681990368).

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

2576440432 is a wasteful number, since it uses less digits than its factorization.

2576440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6233 (or 6227 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 2576440432 is about 50758.6488393850. The cubic root of 2576440432 is about 1370.9029215755.

The spelling of 2576440432 in words is "two billion, five hundred seventy-six million, four hundred forty thousand, four hundred thirty-two".