77896466 has 16 divisors (see below), whose sum is σ = 123970560. Its totient is φ = 36605520.

The previous prime is 77896463. The next prime is 77896471. The reversal of 77896466 is 66469877.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (77896463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3245 + ... + 12896.

It is an arithmetic number, because the mean of its divisors is an integer number (7748160).

Almost surely, 2^77896466 is an apocalyptic number.

77896466 is a deficient number, since it is larger than the sum of its proper divisors (46074094).

77896466 is a wasteful number, since it uses less digits than its factorization.

77896466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16289.

The product of its digits is 3048192, while the sum is 53.

The square root of 77896466 is about 8825.8974614483. The cubic root of 77896466 is about 427.0767394030.

The spelling of 77896466 in words is "seventy-seven million, eight hundred ninety-six thousand, four hundred sixty-six".