1012340 has 36 divisors (see below), whose sum is σ = 2475396. Its totient is φ = 346752.

The previous prime is 1012321. The next prime is 1012369. The reversal of 1012340 is 432101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 729316 + 283024 = 854^2 + 532^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 464 + ... + 1496.

It is an arithmetic number, because the mean of its divisors is an integer number (68761).

2^1012340 is an apocalyptic number.

1012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237698).

1012340 is an abundant number, since it is smaller than the sum of its proper divisors (1463056).

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

1012340 is a wasteful number, since it uses less digits than its factorization.

1012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1012340 is about 1006.1510820945. The cubic root of 1012340 is about 100.4096528869.

Adding to 1012340 its reverse (432101), we get a palindrome (1444441).

The spelling of 1012340 in words is "one million, twelve thousand, three hundred forty".