32275240 has 32 divisors (see below), whose sum is σ = 73709280. Its totient is φ = 12716352.

The previous prime is 32275237. The next prime is 32275249. The reversal of 32275240 is 4257223.

It is a super-2 number, since 2×32275240² = 2083382234115200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32275249) 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, 3342 + ... + 8701.

It is an arithmetic number, because the mean of its divisors is an integer number (2303415).

Almost surely, 2^32275240 is an apocalyptic number.

It is an amenable number.

32275240 is an abundant number, since it is smaller than the sum of its proper divisors (41434040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32275240 is a wasteful number, since it uses less digits than its factorization.

32275240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12121 (or 12117 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 32275240 is about 5681.1301692533. The cubic root of 32275240 is about 318.3878552727.

The spelling of 32275240 in words is "thirty-two million, two hundred seventy-five thousand, two hundred forty".