5305615 has 32 divisors (see below), whose sum is σ = 7945344. Its totient is φ = 3317760.

The previous prime is 5305613. The next prime is 5305627. The reversal of 5305615 is 5165035.

It is not a de Polignac number, because 5305615 - 2¹ = 5305613 is a prime.

It is an Ulam number.

It is a Duffinian number.

5305615 is a lucky number.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 5305615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5305613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21895 + ... + 22135.

It is an arithmetic number, because the mean of its divisors is an integer number (248292).

Almost surely, 2^5305615 is an apocalyptic number.

5305615 is a deficient number, since it is larger than the sum of its proper divisors (2639729).

5305615 is a wasteful number, since it uses less digits than its factorization.

5305615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 5305615 is about 2303.3920638919. The cubic root of 5305615 is about 174.4128896394.

The spelling of 5305615 in words is "five million, three hundred five thousand, six hundred fifteen".