3245529144 has 128 divisors (see below), whose sum is σ = 9564468480. Its totient is φ = 904780800.

The previous prime is 3245529107. The next prime is 3245529151. The reversal of 3245529144 is 4419255423.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 1134564 + ... + 1137420.

It is an arithmetic number, because the mean of its divisors is an integer number (74722410).

Almost surely, 2^3245529144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3245529144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4782234240).

3245529144 is an abundant number, since it is smaller than the sum of its proper divisors (6318939336).

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

3245529144 is a wasteful number, since it uses less digits than its factorization.

3245529144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221 (or 3217 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 3245529144 is about 56969.5457591159. The cubic root of 3245529144 is about 1480.5684972085.

The spelling of 3245529144 in words is "three billion, two hundred forty-five million, five hundred twenty-nine thousand, one hundred forty-four".