32428924 has 24 divisors (see below), whose sum is σ = 62092800. Its totient is φ = 14696880.

The previous prime is 32428861. The next prime is 32428927. The reversal of 32428924 is 42982423.

It is a super-2 number, since 2×32428924² = 2103270223595552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32428924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32428927) by changing a digit.

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, 17557 + ... + 19315.

It is an arithmetic number, because the mean of its divisors is an integer number (2587200).

Almost surely, 2^32428924 is an apocalyptic number.

It is an amenable number.

32428924 is a deficient number, since it is larger than the sum of its proper divisors (29663876).

32428924 is a wasteful number, since it uses less digits than its factorization.

32428924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193 (or 2191 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 32428924 is about 5694.6399359398. The cubic root of 32428924 is about 318.8924077755.

The spelling of 32428924 in words is "thirty-two million, four hundred twenty-eight thousand, nine hundred twenty-four".