45223432 has 8 divisors (see below), whose sum is σ = 84793950. Its totient is φ = 22611712.

The previous prime is 45223429. The next prime is 45223523. The reversal of 45223432 is 23432254.

It can be written as a sum of positive squares in only one way, i.e., 30980356 + 14243076 = 5566^2 + 3774^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 45223397 and 45223406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826457 + ... + 2826472.

Almost surely, 2^45223432 is an apocalyptic number.

It is an amenable number.

45223432 is a deficient number, since it is larger than the sum of its proper divisors (39570518).

45223432 is a wasteful number, since it uses less digits than its factorization.

45223432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5652935 (or 5652931 counting only the distinct ones).

The product of its digits is 5760, while the sum is 25.

The square root of 45223432 is about 6724.8369496963. The cubic root of 45223432 is about 356.2770431097.

Adding to 45223432 its reverse (23432254), we get a palindrome (68655686).

The spelling of 45223432 in words is "forty-five million, two hundred twenty-three thousand, four hundred thirty-two".