4545615 has 16 divisors (see below), whose sum is σ = 7383168. Its totient is φ = 2387616.

The previous prime is 4545601. The next prime is 4545641. The reversal of 4545615 is 5165454.

It is not a de Polignac number, because 4545615 - 2⁴ = 4545599 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1257 + ... + 3266.

It is an arithmetic number, because the mean of its divisors is an integer number (461448).

Almost surely, 2^4545615 is an apocalyptic number.

4545615 is a deficient number, since it is larger than the sum of its proper divisors (2837553).

4545615 is a wasteful number, since it uses less digits than its factorization.

4545615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4598.

The product of its digits is 12000, while the sum is 30.

The square root of 4545615 is about 2132.0447931505. The cubic root of 4545615 is about 165.6523303659.

The spelling of 4545615 in words is "four million, five hundred forty-five thousand, six hundred fifteen".