5670645 has 32 divisors (see below), whose sum is σ = 9694080. Its totient is φ = 2822400.

The previous prime is 5670641. The next prime is 5670649. The reversal of 5670645 is 5460765.

It is an interprime number because it is at equal distance from previous prime (5670641) and next prime (5670649).

It is not a de Polignac number, because 5670645 - 2² = 5670641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5670641) 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 31 ways as a sum of consecutive naturals, for example, 28687 + ... + 28883.

It is an arithmetic number, because the mean of its divisors is an integer number (302940).

Almost surely, 2^5670645 is an apocalyptic number.

It is an amenable number.

5670645 is a deficient number, since it is larger than the sum of its proper divisors (4023435).

5670645 is a wasteful number, since it uses less digits than its factorization.

5670645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 5670645 is about 2381.3116133761. The cubic root of 5670645 is about 178.3244199309.

The spelling of 5670645 in words is "five million, six hundred seventy thousand, six hundred forty-five".