3204404280 has 768 divisors, whose sum is σ = 13973299200. Its totient is φ = 638668800.

The previous prime is 3204404279. The next prime is 3204404339. The reversal of 3204404280 is 824044023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 28357504 + ... + 28357616.

It is an arithmetic number, because the mean of its divisors is an integer number (18194400).

Almost surely, 2^3204404280 is an apocalyptic number.

3204404280 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 3204404280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6986649600).

3204404280 is an abundant number, since it is smaller than the sum of its proper divisors (10768894920).

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

3204404280 is a wasteful number, since it uses less digits than its factorization.

3204404280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 3204404280 is about 56607.4578125533. The cubic root of 3204404280 is about 1474.2883522900.

The spelling of 3204404280 in words is "three billion, two hundred four million, four hundred four thousand, two hundred eighty".