3545052240 has 40 divisors (see below), whose sum is σ = 10989662688. Its totient is φ = 945347200.

The previous prime is 3545052239. The next prime is 3545052263. The reversal of 3545052240 is 422505453.

It is a tau number, because it is divible by the number of its divisors (40).

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 = 3545052198 and 3545052207.

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, 7385286 + ... + 7385765.

Almost surely, 2^3545052240 is an apocalyptic number.

3545052240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3545052240 is an abundant number, since it is smaller than the sum of its proper divisors (7444610448).

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

3545052240 is a wasteful number, since it uses less digits than its factorization.

3545052240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14771067 (or 14771061 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 3545052240 is about 59540.3412821929. The cubic root of 3545052240 is about 1524.7812625444.

Adding to 3545052240 its reverse (422505453), we get a palindrome (3967557693).

The spelling of 3545052240 in words is "three billion, five hundred forty-five million, fifty-two thousand, two hundred forty".