2035543540 has 24 divisors (see below), whose sum is σ = 4278171240. Its totient is φ = 813545088.

The previous prime is 2035543537. The next prime is 2035543561. The reversal of 2035543540 is 453455302.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 997801744 + 1037741796 = 31588^2 + 32214^2 .

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, 16827 + ... + 65986.

It is an arithmetic number, because the mean of its divisors is an integer number (178257135).

Almost surely, 2^2035543540 is an apocalyptic number.

2035543540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2035543540 is an abundant number, since it is smaller than the sum of its proper divisors (2242627700).

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

2035543540 is a wasteful number, since it uses less digits than its factorization.

2035543540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84051 (or 84049 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 2035543540 is about 45116.9983487377. The cubic root of 2035543540 is about 1267.3409427886.

Adding to 2035543540 its reverse (453455302), we get a palindrome (2488998842).

The spelling of 2035543540 in words is "two billion, thirty-five million, five hundred forty-three thousand, five hundred forty".