3656455 has 16 divisors (see below), whose sum is σ = 5040000. Its totient is φ = 2518560.

The previous prime is 3656453. The next prime is 3656467. The reversal of 3656455 is 5546563.

It is not a de Polignac number, because 3656455 - 2¹ = 3656453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3656455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3656453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705 + ... + 2794.

It is an arithmetic number, because the mean of its divisors is an integer number (315000).

Almost surely, 2^3656455 is an apocalyptic number.

3656455 is a deficient number, since it is larger than the sum of its proper divisors (1383545).

3656455 is a wasteful number, since it uses less digits than its factorization.

3656455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534.

The product of its digits is 54000, while the sum is 34.

The square root of 3656455 is about 1912.1859219229. The cubic root of 3656455 is about 154.0588828632.

The spelling of 3656455 in words is "three million, six hundred fifty-six thousand, four hundred fifty-five".