776940 has 48 divisors (see below), whose sum is σ = 2274048. Its totient is φ = 197824.

The previous prime is 776921. The next prime is 776947. The reversal of 776940 is 49677.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 776940.

It is not an unprimeable number, because it can be changed into a prime (776947) 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 15 ways as a sum of consecutive naturals, for example, 1099 + ... + 1661.

It is an arithmetic number, because the mean of its divisors is an integer number (47376).

2⁷⁷⁶⁹⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 776940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1137024).

776940 is an abundant number, since it is smaller than the sum of its proper divisors (1497108).

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

776940 is a wasteful number, since it uses less digits than its factorization.

776940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 596 counting only the distinct ones).

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

The square root of 776940 is about 881.4420003608. The cubic root of 776940 is about 91.9311078448.

The spelling of 776940 in words is "seven hundred seventy-six thousand, nine hundred forty".