45263620 has 48 divisors (see below), whose sum is σ = 97977600. Its totient is φ = 17557760.

The previous prime is 45263599. The next prime is 45263623. The reversal of 45263620 is 2636254.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45263623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104805 + ... + 105235.

It is an arithmetic number, because the mean of its divisors is an integer number (2041200).

Almost surely, 2^45263620 is an apocalyptic number.

It is an amenable number.

45263620 is an abundant number, since it is smaller than the sum of its proper divisors (52713980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45263620 is a wasteful number, since it uses less digits than its factorization.

45263620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 45263620 is about 6727.8243139963. The cubic root of 45263620 is about 356.3825475794.

Adding to 45263620 its reverse (2636254), we get a palindrome (47899874).

The spelling of 45263620 in words is "forty-five million, two hundred sixty-three thousand, six hundred twenty".