3534045240 has 128 divisors (see below), whose sum is σ = 11588209920. Its totient is φ = 855091200.

The previous prime is 3534045233. The next prime is 3534045253. The reversal of 3534045240 is 425404353.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3534045198 and 3534045207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 772560 + ... + 777120.

It is an arithmetic number, because the mean of its divisors is an integer number (90532890).

Almost surely, 2^3534045240 is an apocalyptic number.

3534045240 is a gapful number since it is divisible by the number (30) 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 3534045240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5794104960).

3534045240 is an abundant number, since it is smaller than the sum of its proper divisors (8054164680).

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

3534045240 is a wasteful number, since it uses less digits than its factorization.

3534045240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5173 (or 5169 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 3534045240 is about 59447.8362936785. The cubic root of 3534045240 is about 1523.2015333600.

Adding to 3534045240 its reverse (425404353), we get a palindrome (3959449593).

The spelling of 3534045240 in words is "three billion, five hundred thirty-four million, forty-five thousand, two hundred forty".