3645219088 has 40 divisors (see below), whose sum is σ = 8143014528. Its totient is φ = 1548406272.

The previous prime is 3645219073. The next prime is 3645219089. The reversal of 3645219088 is 8809125463.

It is a super-3 number, since 3×3645219088³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3645219089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131356 + ... + 156667.

Almost surely, 2^3645219088 is an apocalyptic number.

It is an amenable number.

3645219088 is an abundant number, since it is smaller than the sum of its proper divisors (4497795440).

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

3645219088 is a wasteful number, since it uses less digits than its factorization.

3645219088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288151 (or 288145 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 3645219088 is about 60375.6497936047. The cubic root of 3645219088 is about 1539.0091855649.

The spelling of 3645219088 in words is "three billion, six hundred forty-five million, two hundred nineteen thousand, eighty-eight".