76327643 has 6 divisors (see below), whose sum is σ = 88789356. Its totient is φ = 65423652.

The previous prime is 76327621. The next prime is 76327649. The reversal of 76327643 is 34672367.

It is a happy number.

It is not a de Polignac number, because 76327643 - 2⁸ = 76327387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76327597 and 76327606.

It is not an unprimeable number, because it can be changed into a prime (76327649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 778805 + ... + 778902.

It is an arithmetic number, because the mean of its divisors is an integer number (14798226).

Almost surely, 2^76327643 is an apocalyptic number.

76327643 is a deficient number, since it is larger than the sum of its proper divisors (12461713).

76327643 is a wasteful number, since it uses less digits than its factorization.

76327643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557721 (or 1557714 counting only the distinct ones).

The product of its digits is 127008, while the sum is 38.

The square root of 76327643 is about 8736.5692923481. The cubic root of 76327643 is about 424.1901866465.

The spelling of 76327643 in words is "seventy-six million, three hundred twenty-seven thousand, six hundred forty-three".