5615615 has 8 divisors (see below), whose sum is σ = 6866208. Its totient is φ = 4407520.

The previous prime is 5615609. The next prime is 5615629. The reversal of 5615615 is 5165165.

5615615 is digitally balanced in base 3, 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 not a de Polignac number, because 5615615 - 2⁶ = 5615551 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 4 and base 16.

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10331 + ... + 10860.

It is an arithmetic number, because the mean of its divisors is an integer number (858276).

Almost surely, 2^5615615 is an apocalyptic number.

5615615 is a deficient number, since it is larger than the sum of its proper divisors (1250593).

5615615 is a wasteful number, since it uses less digits than its factorization.

5615615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21249.

The product of its digits is 4500, while the sum is 29.

The square root of 5615615 is about 2369.7288874468. The cubic root of 5615615 is about 177.7457021847.

The spelling of 5615615 in words is "five million, six hundred fifteen thousand, six hundred fifteen".