77482636 has 24 divisors (see below), whose sum is σ = 169053696. Its totient is φ = 30187920.

The previous prime is 77482633. The next prime is 77482681. The reversal of 77482636 is 63628477.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 77482592 and 77482601.

It is not an unprimeable number, because it can be changed into a prime (77482633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125476 + ... + 126091.

It is an arithmetic number, because the mean of its divisors is an integer number (7043904).

Almost surely, 2^77482636 is an apocalyptic number.

It is an amenable number.

77482636 is an abundant number, since it is smaller than the sum of its proper divisors (91571060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77482636 is a wasteful number, since it uses less digits than its factorization.

77482636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251589 (or 251587 counting only the distinct ones).

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

The square root of 77482636 is about 8802.4221666539. The cubic root of 77482636 is about 426.3191052465.

The spelling of 77482636 in words is "seventy-seven million, four hundred eighty-two thousand, six hundred thirty-six".