32278425 has 24 divisors (see below), whose sum is σ = 54508416. Its totient is φ = 16847040.

The previous prime is 32278417. The next prime is 32278459. The reversal of 32278425 is 52487223.

It is not a de Polignac number, because 32278425 - 2³ = 32278417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1054 + ... + 8103.

It is an arithmetic number, because the mean of its divisors is an integer number (2271184).

Almost surely, 2^32278425 is an apocalyptic number.

It is an amenable number.

32278425 is a deficient number, since it is larger than the sum of its proper divisors (22229991).

32278425 is a wasteful number, since it uses less digits than its factorization.

32278425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9217 (or 9212 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 32278425 is about 5681.4104762814. The cubic root of 32278425 is about 318.3983280269.

The spelling of 32278425 in words is "thirty-two million, two hundred seventy-eight thousand, four hundred twenty-five".