39442212 has 36 divisors (see below), whose sum is σ = 101826816. Its totient is φ = 12867120.

The previous prime is 39442201. The next prime is 39442241. The reversal of 39442212 is 21224493.

39442212 is a `hidden beast` number, since 3 + 9 + 442 + 212 = 666.

39442212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9964 + ... + 13347.

Almost surely, 2^39442212 is an apocalyptic number.

It is an amenable number.

39442212 is an abundant number, since it is smaller than the sum of its proper divisors (62384604).

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

39442212 is a wasteful number, since it uses less digits than its factorization.

39442212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23368 (or 23363 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 39442212 is about 6280.3034958511. The cubic root of 39442212 is about 340.3980689414.

The spelling of 39442212 in words is "thirty-nine million, four hundred forty-two thousand, two hundred twelve".