32447442 has 16 divisors (see below), whose sum is σ = 65625120. Its totient is φ = 10694112.

The previous prime is 32447423. The next prime is 32447449. The reversal of 32447442 is 24474423.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32447449) 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, 29848 + ... + 30915.

It is an arithmetic number, because the mean of its divisors is an integer number (4101570).

Almost surely, 2^32447442 is an apocalyptic number.

32447442 is an abundant number, since it is smaller than the sum of its proper divisors (33177678).

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

32447442 is a wasteful number, since it uses less digits than its factorization.

32447442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60857.

The product of its digits is 21504, while the sum is 30.

The square root of 32447442 is about 5696.2656188068. The cubic root of 32447442 is about 318.9530956348.

The spelling of 32447442 in words is "thirty-two million, four hundred forty-seven thousand, four hundred forty-two".