1038340 has 24 divisors (see below), whose sum is σ = 2199960. Its totient is φ = 411648.

The previous prime is 1038337. The next prime is 1038383. The reversal of 1038340 is 438301.

It can be written as a sum of positive squares in 4 ways, for example, as 6084 + 1032256 = 78^2 + 1016^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3726 + ... + 3994.

It is an arithmetic number, because the mean of its divisors is an integer number (91665).

2^1038340 is an apocalyptic number.

1038340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1038340 is an abundant number, since it is smaller than the sum of its proper divisors (1161620).

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

1038340 is a wasteful number, since it uses less digits than its factorization.

1038340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1038340 is about 1018.9896957281. The cubic root of 1038340 is about 101.2620064002.

It can be divided in two parts, 1038 and 340, that added together give a triangular number (1378 = T₅₂).

The spelling of 1038340 in words is "one million, thirty-eight thousand, three hundred forty".