1076840 has 16 divisors (see below), whose sum is σ = 2422980. Its totient is φ = 430720.

The previous prime is 1076827. The next prime is 1076843. The reversal of 1076840 is 486701.

It can be written as a sum of positive squares in 2 ways, for example, as 988036 + 88804 = 994^2 + 298^2 .

It is not an unprimeable number, because it can be changed into a prime (1076843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13421 + ... + 13500.

2^1076840 is an apocalyptic number.

1076840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1076840 is an abundant number, since it is smaller than the sum of its proper divisors (1346140).

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

1076840 is a wasteful number, since it uses less digits than its factorization.

1076840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26932 (or 26928 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1076840 is about 1037.7090150905. The cubic root of 1076840 is about 102.4983937880.

It can be divided in two parts, 1076 and 840, that multiplied together give a triangular number (903840 = T₁₃₄₄).

The spelling of 1076840 in words is "one million, seventy-six thousand, eight hundred forty".