32448428 has 24 divisors (see below), whose sum is σ = 60337200. Its totient is φ = 15225408.

The previous prime is 32448391. The next prime is 32448433. The reversal of 32448428 is 82484423.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6326 + ... + 10242.

It is an arithmetic number, because the mean of its divisors is an integer number (2514050).

Almost surely, 2^32448428 is an apocalyptic number.

32448428 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

32448428 is a deficient number, since it is larger than the sum of its proper divisors (27888772).

32448428 is a wasteful number, since it uses less digits than its factorization.

32448428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4049 (or 4047 counting only the distinct ones).

The product of its digits is 49152, while the sum is 35.

The square root of 32448428 is about 5696.3521660796. The cubic root of 32448428 is about 318.9563263422.

The spelling of 32448428 in words is "thirty-two million, four hundred forty-eight thousand, four hundred twenty-eight".