5642655 has 16 divisors (see below), whose sum is σ = 9110880. Its totient is φ = 2981888.

The previous prime is 5642653. The next prime is 5642669. The reversal of 5642655 is 5562465.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5642655 - 2¹ = 5642653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642653) 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, 31 + ... + 3359.

It is an arithmetic number, because the mean of its divisors is an integer number (569430).

Almost surely, 2^5642655 is an apocalyptic number.

5642655 is a deficient number, since it is larger than the sum of its proper divisors (3468225).

5642655 is a wasteful number, since it uses less digits than its factorization.

5642655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450.

The product of its digits is 36000, while the sum is 33.

The square root of 5642655 is about 2375.4273299767. The cubic root of 5642655 is about 178.0305359387.

The spelling of 5642655 in words is "five million, six hundred forty-two thousand, six hundred fifty-five".