6776040 has 32 divisors (see below), whose sum is σ = 20328480. Its totient is φ = 1806912.

The previous prime is 6776039. The next prime is 6776041. The reversal of 6776040 is 406776.

6776040 is nontrivially palindromic in base 14.

It is an interprime number because it is at equal distance from previous prime (6776039) and next prime (6776041).

It is a super-3 number, since 3×6776040³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 6775989 and 6776007.

It is not an unprimeable number, because it can be changed into a prime (6776041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28114 + ... + 28353.

It is an arithmetic number, because the mean of its divisors is an integer number (635265).

Almost surely, 2^6776040 is an apocalyptic number.

6776040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6776040 is an abundant number, since it is smaller than the sum of its proper divisors (13552440).

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

6776040 is a wasteful number, since it uses less digits than its factorization.

6776040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56481 (or 56477 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 6776040 is about 2603.0827877730. The cubic root of 6776040 is about 189.2308704118.

The spelling of 6776040 in words is "six million, seven hundred seventy-six thousand, forty".