76629688 has 8 divisors (see below), whose sum is σ = 143680680. Its totient is φ = 38314840.

The previous prime is 76629673. The next prime is 76629689. The reversal of 76629688 is 88692667.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76629689) 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 as a sum of consecutive naturals, namely, 4789348 + ... + 4789363.

It is an arithmetic number, because the mean of its divisors is an integer number (17960085).

Almost surely, 2^76629688 is an apocalyptic number.

It is an amenable number.

76629688 is a deficient number, since it is larger than the sum of its proper divisors (67050992).

76629688 is a wasteful number, since it uses less digits than its factorization.

76629688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9578717 (or 9578713 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 76629688 is about 8753.8384723503. The cubic root of 76629688 is about 424.7489876478.

The spelling of 76629688 in words is "seventy-six million, six hundred twenty-nine thousand, six hundred eighty-eight".