3540472 has 32 divisors (see below), whose sum is σ = 7282800. Its totient is φ = 1603584.

The previous prime is 3540461. The next prime is 3540487. The reversal of 3540472 is 2740453.

3540472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3540472³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5848 + ... + 6424.

Almost surely, 2^3540472 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 3540472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3641400).

3540472 is an abundant number, since it is smaller than the sum of its proper divisors (3742328).

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

3540472 is a wasteful number, since it uses less digits than its factorization.

3540472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 3540472 is about 1881.6142006267. The cubic root of 3540472 is about 152.4124302406.

The spelling of 3540472 in words is "three million, five hundred forty thousand, four hundred seventy-two".