3540647 has 8 divisors (see below), whose sum is σ = 3899280. Its totient is φ = 3188160.

The previous prime is 3540619. The next prime is 3540661. The reversal of 3540647 is 7460453.

3540647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3540647 - 2⁶ = 3540583 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 5³ + 4⁶ + 0 + 6⁸ + 4⁹ + 7³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540247) 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 7 ways as a sum of consecutive naturals, for example, 278 + ... + 2675.

It is an arithmetic number, because the mean of its divisors is an integer number (487410).

Almost surely, 2^3540647 is an apocalyptic number.

3540647 is a deficient number, since it is larger than the sum of its proper divisors (358633).

3540647 is a wasteful number, since it uses less digits than its factorization.

3540647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 3540647 is about 1881.6607026773. The cubic root of 3540647 is about 152.4149413687.

It can be divided in two parts, 35406 and 47, that added together give a palindrome (35453).

The spelling of 3540647 in words is "three million, five hundred forty thousand, six hundred forty-seven".