3547282 has 4 divisors (see below), whose sum is σ = 5320926. Its totient is φ = 1773640.

The previous prime is 3547259. The next prime is 3547283. The reversal of 3547282 is 2827453.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3530641 + 16641 = 1879^2 + 129^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3547283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 886819 + ... + 886822.

Almost surely, 2^3547282 is an apocalyptic number.

3547282 is a deficient number, since it is larger than the sum of its proper divisors (1773644).

3547282 is a wasteful number, since it uses less digits than its factorization.

3547282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773643.

The product of its digits is 13440, while the sum is 31.

The square root of 3547282 is about 1883.4229477205. The cubic root of 3547282 is about 152.5100880185.

The spelling of 3547282 in words is "three million, five hundred forty-seven thousand, two hundred eighty-two".