22409032 has 16 divisors (see below), whose sum is σ = 43372800. Its totient is φ = 10842960.

The previous prime is 22409027. The next prime is 22409039. The reversal of 22409032 is 23090422.

It is a junction number, because it is equal to n+sod(n) for n = 22408994 and 22409012.

It is not an unprimeable number, because it can be changed into a prime (22409039) 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, 44932 + ... + 45427.

It is an arithmetic number, because the mean of its divisors is an integer number (2710800).

Almost surely, 2^22409032 is an apocalyptic number.

It is an amenable number.

22409032 is a deficient number, since it is larger than the sum of its proper divisors (20963768).

22409032 is a wasteful number, since it uses less digits than its factorization.

22409032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90396 (or 90392 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 22409032 is about 4733.8179094680. The cubic root of 22409032 is about 281.9298318118.

Adding to 22409032 its reverse (23090422), we get a palindrome (45499454).

The spelling of 22409032 in words is "twenty-two million, four hundred nine thousand, thirty-two".