3547404 has 54 divisors (see below), whose sum is σ = 10436244. Its totient is φ = 1013040.

The previous prime is 3547403. The next prime is 3547417. The reversal of 3547404 is 4047453.

It is not an unprimeable number, because it can be changed into a prime (3547403) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 759 + ... + 2769.

Almost surely, 2^3547404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3547404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5218122).

3547404 is an abundant number, since it is smaller than the sum of its proper divisors (6888840).

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

3547404 is a wasteful number, since it uses less digits than its factorization.

3547404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035 (or 2023 counting only the distinct ones).

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

The square root of 3547404 is about 1883.4553352814. The cubic root of 3547404 is about 152.5118364010.

The spelling of 3547404 in words is "three million, five hundred forty-seven thousand, four hundred four".