1002036340 has 24 divisors (see below), whose sum is σ = 2107487592. Its totient is φ = 400202880.

The previous prime is 1002036323. The next prime is 1002036349. The reversal of 1002036340 is 436302001.

It can be written as a sum of positive squares in 4 ways, for example, as 329567716 + 672468624 = 18154^2 + 25932^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002036349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24679 + ... + 51118.

It is an arithmetic number, because the mean of its divisors is an integer number (87811983).

Almost surely, 2^1002036340 is an apocalyptic number.

1002036340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002036340 is an abundant number, since it is smaller than the sum of its proper divisors (1105451252).

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

1002036340 is a wasteful number, since it uses less digits than its factorization.

1002036340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76467 (or 76465 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1002036340 is about 31654.9575896099. The cubic root of 1002036340 is about 1000.6783197782.

Adding to 1002036340 its reverse (436302001), we get a palindrome (1438338341).

It can be divided in two parts, 10020 and 36340, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 1002036340 in words is "one billion, two million, thirty-six thousand, three hundred forty".