3529400784 has 480 divisors, whose sum is σ = 12619192320. Its totient is φ = 823882752.

The previous prime is 3529400773. The next prime is 3529400801. The reversal of 3529400784 is 4870049253.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 82079067 + ... + 82079109.

It is an arithmetic number, because the mean of its divisors is an integer number (26289984).

Almost surely, 2^3529400784 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 3529400784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6309596160).

3529400784 is an abundant number, since it is smaller than the sum of its proper divisors (9089791536).

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

3529400784 is a wasteful number, since it uses less digits than its factorization.

3529400784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 3529400784 is about 59408.7601621175. The cubic root of 3529400784 is about 1522.5339750454.

The spelling of 3529400784 in words is "three billion, five hundred twenty-nine million, four hundred thousand, seven hundred eighty-four".