45223244 has 24 divisors (see below), whose sum is σ = 90091008. Its totient is φ = 19661840.

The previous prime is 45223231. The next prime is 45223253. The reversal of 45223244 is 44232254.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21332 + ... + 23355.

It is an arithmetic number, because the mean of its divisors is an integer number (3753792).

Almost surely, 2^45223244 is an apocalyptic number.

45223244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45223244 is a deficient number, since it is larger than the sum of its proper divisors (44867764).

45223244 is a wasteful number, since it uses less digits than its factorization.

45223244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44725 (or 44723 counting only the distinct ones).

The product of its digits is 7680, while the sum is 26.

The square root of 45223244 is about 6724.8229716477. The cubic root of 45223244 is about 356.2765494115.

Adding to 45223244 its reverse (44232254), we get a palindrome (89455498).

The spelling of 45223244 in words is "forty-five million, two hundred twenty-three thousand, two hundred forty-four".