19225132 has 6 divisors (see below), whose sum is σ = 33643988. Its totient is φ = 9612564.

The previous prime is 19225123. The next prime is 19225139. The reversal of 19225132 is 23152291.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 19225097 and 19225106.

It is not an unprimeable number, because it can be changed into a prime (19225139) 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 as a sum of consecutive naturals, namely, 2403138 + ... + 2403145.

Almost surely, 2^19225132 is an apocalyptic number.

It is an amenable number.

19225132 is a deficient number, since it is larger than the sum of its proper divisors (14418856).

19225132 is a wasteful number, since it uses less digits than its factorization.

19225132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4806287 (or 4806285 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 19225132 is about 4384.6473062266. The cubic root of 19225132 is about 267.8899637378.

The spelling of 19225132 in words is "nineteen million, two hundred twenty-five thousand, one hundred thirty-two".