32145452 has 12 divisors (see below), whose sum is σ = 57775200. Its totient is φ = 15638256.

The previous prime is 32145437. The next prime is 32145457. The reversal of 32145452 is 25454123.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (32145457) 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, 108452 + ... + 108747.

It is an arithmetic number, because the mean of its divisors is an integer number (4814600).

Almost surely, 2^32145452 is an apocalyptic number.

It is an amenable number.

32145452 is a deficient number, since it is larger than the sum of its proper divisors (25629748).

32145452 is a wasteful number, since it uses less digits than its factorization.

32145452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217240 (or 217238 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 32145452 is about 5669.6959354096. The cubic root of 32145452 is about 317.9605056235.

Adding to 32145452 its reverse (25454123), we get a palindrome (57599575).

The spelling of 32145452 in words is "thirty-two million, one hundred forty-five thousand, four hundred fifty-two".