977793 has 8 divisors (see below), whose sum is σ = 1348800. Its totient is φ = 629328.

The previous prime is 977791. The next prime is 977803. The reversal of 977793 is 397779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 977793 - 2¹ = 977791 is a prime.

It is a Curzon number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 977793.

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 in 7 ways as a sum of consecutive naturals, for example, 5533 + ... + 5706.

It is an arithmetic number, because the mean of its divisors is an integer number (168600).

2⁹⁷⁷⁷⁹³ is an apocalyptic number.

It is an amenable number.

977793 is a deficient number, since it is larger than the sum of its proper divisors (371007).

977793 is a wasteful number, since it uses less digits than its factorization.

977793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11271.

The product of its digits is 83349, while the sum is 42.

The square root of 977793 is about 988.8341620312. The cubic root of 977793 is about 99.2542185941.

It can be divided in two parts, 9777 and 93, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 977793 in words is "nine hundred seventy-seven thousand, seven hundred ninety-three".