45387822 has 24 divisors (see below), whose sum is σ = 92555064. Its totient is φ = 14838304.

The previous prime is 45387787. The next prime is 45387829. The reversal of 45387822 is 22878354.

It is a super-3 number, since 3×45387822³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45387829) 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 11 ways as a sum of consecutive naturals, for example, 15508 + ... + 18200.

It is an arithmetic number, because the mean of its divisors is an integer number (3856461).

Almost surely, 2^45387822 is an apocalyptic number.

45387822 is an abundant number, since it is smaller than the sum of its proper divisors (47167242).

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

45387822 is a wasteful number, since it uses less digits than its factorization.

45387822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804 (or 2751 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 45387822 is about 6737.0484635336. The cubic root of 45387822 is about 356.7082175173.

The spelling of 45387822 in words is "forty-five million, three hundred eighty-seven thousand, eight hundred twenty-two".