3500143240 has 64 divisors (see below), whose sum is σ = 8791104960. Its totient is φ = 1243173120.

The previous prime is 3500143223. The next prime is 3500143253. The reversal of 3500143240 is 423410053.

3500143240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73579 + ... + 111418.

It is an arithmetic number, because the mean of its divisors is an integer number (137361015).

Almost surely, 2^3500143240 is an apocalyptic number.

It is an amenable number.

3500143240 is an abundant number, since it is smaller than the sum of its proper divisors (5290961720).

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

3500143240 is a wasteful number, since it uses less digits than its factorization.

3500143240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185062 (or 185058 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 3500143240 is about 59162.0084175647. The cubic root of 3500143240 is about 1518.3151980841.

Adding to 3500143240 its reverse (423410053), we get a palindrome (3923553293).

The spelling of 3500143240 in words is "three billion, five hundred million, one hundred forty-three thousand, two hundred forty".