45615 has 8 divisors (see below), whose sum is σ = 73008. Its totient is φ = 24320.

The previous prime is 45613. The next prime is 45631. The reversal of 45615 is 51654.

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 45615 - 2¹ = 45613 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 45591 and 45600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1506 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (9126).

2⁴⁵⁶¹⁵ is an apocalyptic number.

45615 is a deficient number, since it is larger than the sum of its proper divisors (27393).

45615 is a wasteful number, since it uses less digits than its factorization.

45615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049.

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

The square root of 45615 is about 213.5766841207. The cubic root of 45615 is about 35.7302366843.

The spelling of 45615 in words is "forty-five thousand, six hundred fifteen".