76676643 has 12 divisors (see below), whose sum is σ = 110879808. Its totient is φ = 51060240.

The previous prime is 76676629. The next prime is 76676651. The reversal of 76676643 is 34667667.

It is not a de Polignac number, because 76676643 - 2⁸ = 76676387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76676603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4621 + ... + 13217.

It is an arithmetic number, because the mean of its divisors is an integer number (9239984).

Almost surely, 2^76676643 is an apocalyptic number.

76676643 is a deficient number, since it is larger than the sum of its proper divisors (34203165).

76676643 is a wasteful number, since it uses less digits than its factorization.

76676643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9594 (or 9591 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 76676643 is about 8756.5200279563. The cubic root of 76676643 is about 424.8357252079.

It can be divided in two parts, 7667664 and 3, that added together give a palindrome (7667667).

The spelling of 76676643 in words is "seventy-six million, six hundred seventy-six thousand, six hundred forty-three".