76386742 has 8 divisors (see below), whose sum is σ = 115867800. Its totient is φ = 37764144.

The previous prime is 76386721. The next prime is 76386743. The reversal of 76386742 is 24768367.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76386743) 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 3 ways as a sum of consecutive naturals, for example, 214392 + ... + 214747.

It is an arithmetic number, because the mean of its divisors is an integer number (14483475).

Almost surely, 2^76386742 is an apocalyptic number.

76386742 is a deficient number, since it is larger than the sum of its proper divisors (39481058).

76386742 is a wasteful number, since it uses less digits than its factorization.

76386742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429230.

The product of its digits is 338688, while the sum is 43.

The square root of 76386742 is about 8739.9509151940. The cubic root of 76386742 is about 424.2996391219.

The spelling of 76386742 in words is "seventy-six million, three hundred eighty-six thousand, seven hundred forty-two".