776132440 has 16 divisors (see below), whose sum is σ = 1746298080. Its totient is φ = 310452960.

The previous prime is 776132431. The next prime is 776132443. The reversal of 776132440 is 44231677.

776132440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 776132396 and 776132405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776132443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9701616 + ... + 9701695.

It is an arithmetic number, because the mean of its divisors is an integer number (109143630).

Almost surely, 2^776132440 is an apocalyptic number.

It is an amenable number.

776132440 is an abundant number, since it is smaller than the sum of its proper divisors (970165640).

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

776132440 is a wasteful number, since it uses less digits than its factorization.

776132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19403322 (or 19403318 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 776132440 is about 27859.1536124126. The cubic root of 776132440 is about 918.9924540059.

The spelling of 776132440 in words is "seven hundred seventy-six million, one hundred thirty-two thousand, four hundred forty".