977794 has 4 divisors (see below), whose sum is σ = 1466694. Its totient is φ = 488896.

The previous prime is 977791. The next prime is 977803. The reversal of 977794 is 497779.

977794 is nontrivially palindromic in base 3.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 497779 = 79 ⋅6301.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 7569 = 985^2 + 87^2 .

It is a super-2 number, since 2×977794² = 1912162212872, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 977794.

It is not an unprimeable number, because it can be changed into a prime (977791) 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 as a sum of consecutive naturals, namely, 244447 + ... + 244450.

2⁹⁷⁷⁷⁹⁴ is an apocalyptic number.

977794 is a deficient number, since it is larger than the sum of its proper divisors (488900).

977794 is a wasteful number, since it uses less digits than its factorization.

977794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488899.

The product of its digits is 111132, while the sum is 43.

The square root of 977794 is about 988.8346676771. The cubic root of 977794 is about 99.2542524303.

It can be divided in two parts, 977 and 794, that added together give a palindrome (1771).

The spelling of 977794 in words is "nine hundred seventy-seven thousand, seven hundred ninety-four".