77694 has 16 divisors (see below), whose sum is σ = 162432. Its totient is φ = 24728.

The previous prime is 77689. The next prime is 77699. The reversal of 77694 is 49677.

It is an interprime number because it is at equal distance from previous prime (77689) and next prime (77699).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 77694.

It is not an unprimeable number, because it can be changed into a prime (77699) by changing a digit.

77694 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144 + ... + 419.

It is an arithmetic number, because the mean of its divisors is an integer number (10152).

2⁷⁷⁶⁹⁴ is an apocalyptic number.

77694 is an abundant number, since it is smaller than the sum of its proper divisors (84738).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81216).

77694 is a wasteful number, since it uses less digits than its factorization.

77694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591.

The product of its digits is 10584, while the sum is 33.

The square root of 77694 is about 278.7364346475. The cubic root of 77694 is about 42.6706403634.

The spelling of 77694 in words is "seventy-seven thousand, six hundred ninety-four".