76716470 has 16 divisors (see below), whose sum is σ = 138252528. Its totient is φ = 30650400.

The previous prime is 76716457. The next prime is 76716473. The reversal of 76716470 is 7461767.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76716473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5420 + ... + 13520.

It is an arithmetic number, because the mean of its divisors is an integer number (8640783).

Almost surely, 2^76716470 is an apocalyptic number.

76716470 is a deficient number, since it is larger than the sum of its proper divisors (61536058).

76716470 is a wasteful number, since it uses less digits than its factorization.

76716470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9055.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 76716470 is about 8758.7938667376. The cubic root of 76716470 is about 424.9092678284.

It can be divided in two parts, 7671 and 6470, that added together give a palindrome (14141).

The spelling of 76716470 in words is "seventy-six million, seven hundred sixteen thousand, four hundred seventy".