77293676 has 6 divisors (see below), whose sum is σ = 135263940. Its totient is φ = 38646836.

The previous prime is 77293673. The next prime is 77293721. The reversal of 77293676 is 67639277.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 77293676.

It is not an unprimeable number, because it can be changed into a prime (77293673) 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 as a sum of consecutive naturals, namely, 9661706 + ... + 9661713.

It is an arithmetic number, because the mean of its divisors is an integer number (22543990).

Almost surely, 2^77293676 is an apocalyptic number.

It is an amenable number.

77293676 is a deficient number, since it is larger than the sum of its proper divisors (57970264).

77293676 is a wasteful number, since it uses less digits than its factorization.

77293676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19323423 (or 19323421 counting only the distinct ones).

The product of its digits is 666792, while the sum is 47.

The square root of 77293676 is about 8791.6822053575. The cubic root of 77293676 is about 425.9722626624.

The spelling of 77293676 in words is "seventy-seven million, two hundred ninety-three thousand, six hundred seventy-six".