3502265520 has 160 divisors (see below), whose sum is σ = 11853116352. Its totient is φ = 850231296.

The previous prime is 3502265483. The next prime is 3502265521. The reversal of 3502265520 is 255622053.

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

It is not an unprimeable number, because it can be changed into a prime (3502265521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220072 + ... + 235448.

Almost surely, 2^3502265520 is an apocalyptic number.

3502265520 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 3502265520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5926558176).

3502265520 is an abundant number, since it is smaller than the sum of its proper divisors (8350850832).

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

3502265520 is a wasteful number, since it uses less digits than its factorization.

3502265520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15479 (or 15473 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 3502265520 is about 59179.9418722256. The cubic root of 3502265520 is about 1518.6220082828.

Adding to 3502265520 its reverse (255622053), we get a palindrome (3757887573).

It can be divided in two parts, 350226 and 5520, that added together give a triangular number (355746 = T₈₄₃).

The spelling of 3502265520 in words is "three billion, five hundred two million, two hundred sixty-five thousand, five hundred twenty".