45323505 has 48 divisors (see below), whose sum is σ = 81956160. Its totient is φ = 23151744.

The previous prime is 45323503. The next prime is 45323521. The reversal of 45323505 is 50532354.

It is not a de Polignac number, because 45323505 - 2¹ = 45323503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45323503) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113967 + ... + 114363.

It is an arithmetic number, because the mean of its divisors is an integer number (1707420).

Almost surely, 2^45323505 is an apocalyptic number.

45323505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45323505 is a deficient number, since it is larger than the sum of its proper divisors (36632655).

45323505 is a wasteful number, since it uses less digits than its factorization.

45323505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 507 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 45323505 is about 6732.2733901707. The cubic root of 45323505 is about 356.5396462514.

Adding to 45323505 its reverse (50532354), we get a palindrome (95855859).

The spelling of 45323505 in words is "forty-five million, three hundred twenty-three thousand, five hundred five".