76771432 has 16 divisors (see below), whose sum is σ = 144352800. Its totient is φ = 38277360.

The previous prime is 76771427. The next prime is 76771433. The reversal of 76771432 is 23417767.

It is a junction number, because it is equal to n+sod(n) for n = 76771391 and 76771400.

It is not an unprimeable number, because it can be changed into a prime (76771433) 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 3 ways as a sum of consecutive naturals, for example, 10494 + ... + 16237.

It is an arithmetic number, because the mean of its divisors is an integer number (9022050).

Almost surely, 2^76771432 is an apocalyptic number.

It is an amenable number.

76771432 is a deficient number, since it is larger than the sum of its proper divisors (67581368).

76771432 is a wasteful number, since it uses less digits than its factorization.

76771432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27096 (or 27092 counting only the distinct ones).

The product of its digits is 49392, while the sum is 37.

The square root of 76771432 is about 8761.9308374353. The cubic root of 76771432 is about 425.0107162234.

The spelling of 76771432 in words is "seventy-six million, seven hundred seventy-one thousand, four hundred thirty-two".