3547242 has 24 divisors (see below), whose sum is σ = 7866144. Its totient is φ = 1154664.

The previous prime is 3547223. The next prime is 3547249. The reversal of 3547242 is 2427453.

It is not an unprimeable number, because it can be changed into a prime (3547249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1518 + ... + 3065.

It is an arithmetic number, because the mean of its divisors is an integer number (327756).

Almost surely, 2^3547242 is an apocalyptic number.

3547242 is an abundant number, since it is smaller than the sum of its proper divisors (4318902).

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

3547242 is a wasteful number, since it uses less digits than its factorization.

3547242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4634 (or 4631 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 3547242 is about 1883.4123287268. The cubic root of 3547242 is about 152.5095147696.

The spelling of 3547242 in words is "three million, five hundred forty-seven thousand, two hundred forty-two".