5640015 has 8 divisors (see below), whose sum is σ = 9024048. Its totient is φ = 3008000.

The previous prime is 5639989. The next prime is 5640031. The reversal of 5640015 is 5100465.

It is a happy number.

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

It is not a de Polignac number, because 5640015 - 2⁵ = 5639983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5639973 and 5640000.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 187986 + ... + 188015.

It is an arithmetic number, because the mean of its divisors is an integer number (1128006).

Almost surely, 2^5640015 is an apocalyptic number.

5640015 is a deficient number, since it is larger than the sum of its proper divisors (3384033).

5640015 is a wasteful number, since it uses less digits than its factorization.

5640015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376009.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5640015 is about 2374.8715754752. The cubic root of 5640015 is about 178.0027668635.

The spelling of 5640015 in words is "five million, six hundred forty thousand, fifteen".