77435066 has 16 divisors (see below), whose sum is σ = 121397184. Its totient is φ = 36974784.

The previous prime is 77435063. The next prime is 77435107. The reversal of 77435066 is 66053477.

It is not an unprimeable number, because it can be changed into a prime (77435063) 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 in 7 ways as a sum of consecutive naturals, for example, 44081 + ... + 45803.

It is an arithmetic number, because the mean of its divisors is an integer number (7587324).

Almost surely, 2^77435066 is an apocalyptic number.

77435066 is a deficient number, since it is larger than the sum of its proper divisors (43962118).

77435066 is a wasteful number, since it uses less digits than its factorization.

77435066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 77435066 is about 8799.7196546254. The cubic root of 77435066 is about 426.2318420326.

The spelling of 77435066 in words is "seventy-seven million, four hundred thirty-five thousand, sixty-six".