3556480 has 32 divisors (see below), whose sum is σ = 8503740. Its totient is φ = 1422336.

The previous prime is 3556457. The next prime is 3556489. The reversal of 3556480 is 846553.

It can be written as a sum of positive squares in 2 ways, for example, as 3415104 + 141376 = 1848^2 + 376^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (3556489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2139 + ... + 3418.

Almost surely, 2^3556480 is an apocalyptic number.

It is an amenable number.

3556480 is an abundant number, since it is smaller than the sum of its proper divisors (4947260).

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

3556480 is an equidigital number, since it uses as much as digits as its factorization.

3556480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5576 (or 5564 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3556480 is about 1885.8631975835. The cubic root of 3556480 is about 152.6417923366.

The spelling of 3556480 in words is "three million, five hundred fifty-six thousand, four hundred eighty".