3555472 has 20 divisors (see below), whose sum is σ = 6920316. Its totient is φ = 1769600.

The previous prime is 3555469. The next prime is 3555509. The reversal of 3555472 is 2745553.

It can be written as a sum of positive squares in 2 ways, for example, as 1527696 + 2027776 = 1236^2 + 1424^2 .

It is a super-2 number, since 2×3555472² = 25282762285568, which contains 22 as substring.

It is an unprimeable number.

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, 4722 + ... + 5422.

Almost surely, 2^3555472 is an apocalyptic number.

It is an amenable number.

3555472 is a deficient number, since it is larger than the sum of its proper divisors (3364844).

3555472 is a wasteful number, since it uses less digits than its factorization.

3555472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026 (or 1020 counting only the distinct ones).

The product of its digits is 21000, while the sum is 31.

The square root of 3555472 is about 1885.5959270215. The cubic root of 3555472 is about 152.6273700740.

The spelling of 3555472 in words is "three million, five hundred fifty-five thousand, four hundred seventy-two".