776042 has 8 divisors (see below), whose sum is σ = 1183332. Its totient is φ = 381600.

The previous prime is 776029. The next prime is 776047. The reversal of 776042 is 240677.

It can be written as a sum of positive squares in 2 ways, for example, as 638401 + 137641 = 799^2 + 371^2 .

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

It is not an unprimeable number, because it can be changed into a prime (776047) 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 3 ways as a sum of consecutive naturals, for example, 3059 + ... + 3302.

2⁷⁷⁶⁰⁴² is an apocalyptic number.

776042 is a deficient number, since it is larger than the sum of its proper divisors (407290).

776042 is a wasteful number, since it uses less digits than its factorization.

776042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 776042 is about 880.9324605212. The cubic root of 776042 is about 91.8956756960.

The spelling of 776042 in words is "seven hundred seventy-six thousand, forty-two".