3556245 has 32 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 1477440.

The previous prime is 3556243. The next prime is 3556253. The reversal of 3556245 is 5426553.

3556245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3556245 - 2¹ = 3556243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385 + ... + 2694.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

Almost surely, 2^3556245 is an apocalyptic number.

3556245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3556245 is a deficient number, since it is larger than the sum of its proper divisors (3540075).

3556245 is a wasteful number, since it uses less digits than its factorization.

3556245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105.

The product of its digits is 18000, while the sum is 30.

The square root of 3556245 is about 1885.8008908684. The cubic root of 3556245 is about 152.6384302471.

It can be divided in two parts, 35 and 56245, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 3556245 in words is "three million, five hundred fifty-six thousand, two hundred forty-five".