45366445 has 4 divisors (see below), whose sum is σ = 54439740. Its totient is φ = 36293152.

The previous prime is 45366443. The next prime is 45366481. The reversal of 45366445 is 54466354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33663204 + 11703241 = 5802^2 + 3421^2 .

It is a cyclic number.

It is not a de Polignac number, because 45366445 - 2¹ = 45366443 is a prime.

It is a super-2 number, since 2×45366445² = 4116228663876050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45366443) 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, 4536640 + ... + 4536649.

It is an arithmetic number, because the mean of its divisors is an integer number (13609935).

Almost surely, 2^45366445 is an apocalyptic number.

It is an amenable number.

45366445 is a deficient number, since it is larger than the sum of its proper divisors (9073295).

45366445 is an equidigital number, since it uses as much as digits as its factorization.

45366445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9073294.

The product of its digits is 172800, while the sum is 37.

The square root of 45366445 is about 6735.4617510606. The cubic root of 45366445 is about 356.6522072728.

Subtracting 45366445 from its reverse (54466354), we obtain a palindrome (9099909).

The spelling of 45366445 in words is "forty-five million, three hundred sixty-six thousand, four hundred forty-five".