3285146840 has 32 divisors (see below), whose sum is σ = 7395479280. Its totient is φ = 1313365632.

The previous prime is 3285146831. The next prime is 3285146857. The reversal of 3285146840 is 486415823.

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, 58814 + ... + 100146.

Almost surely, 2^3285146840 is an apocalyptic number.

It is an amenable number.

3285146840 is an abundant number, since it is smaller than the sum of its proper divisors (4110332440).

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

3285146840 is a wasteful number, since it uses less digits than its factorization.

3285146840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43331 (or 43327 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 3285146840 is about 57316.2005021268. The cubic root of 3285146840 is about 1486.5685097663.

The spelling of 3285146840 in words is "three billion, two hundred eighty-five million, one hundred forty-six thousand, eight hundred forty".