45529 has 4 divisors (see below), whose sum is σ = 49680. Its totient is φ = 41380.

The previous prime is 45523. The next prime is 45533. The reversal of 45529 is 92554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45529 - 2⁵ = 45497 is a prime.

It is a Duffinian number.

45529 is a lucky number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (45523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2059 + ... + 2080.

It is an arithmetic number, because the mean of its divisors is an integer number (12420).

2⁴⁵⁵²⁹ is an apocalyptic number.

It is an amenable number.

45529 is a deficient number, since it is larger than the sum of its proper divisors (4151).

45529 is a wasteful number, since it uses less digits than its factorization.

45529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150.

The product of its digits is 1800, while the sum is 25.

The square root of 45529 is about 213.3752562974. The cubic root of 45529 is about 35.7077679535.

Adding to 45529 its sum of digits (25), we get a palindrome (45554).

It can be divided in two parts, 455 and 29, that added together give a palindrome (484).

The spelling of 45529 in words is "forty-five thousand, five hundred twenty-nine".