32428323 has 8 divisors (see below), whose sum is σ = 48042000. Its totient is φ = 21618864.

The previous prime is 32428309. The next prime is 32428337. The reversal of 32428323 is 32382423.

It is an interprime number because it is at equal distance from previous prime (32428309) and next prime (32428337).

It is not a de Polignac number, because 32428323 - 2⁶ = 32428259 is a prime.

It is a super-2 number, since 2×32428323² = 2103192265184658, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1201049 = 32428323 / (3 + 2 + 4 + 2 + 8 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (32428343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600498 + ... + 600551.

It is an arithmetic number, because the mean of its divisors is an integer number (6005250).

Almost surely, 2^32428323 is an apocalyptic number.

32428323 is a deficient number, since it is larger than the sum of its proper divisors (15613677).

32428323 is a wasteful number, since it uses less digits than its factorization.

32428323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201058 (or 1201052 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 32428323 is about 5694.5871667751. The cubic root of 32428323 is about 318.8904377695.

The spelling of 32428323 in words is "thirty-two million, four hundred twenty-eight thousand, three hundred twenty-three".