39443442 has 8 divisors (see below), whose sum is σ = 78886896. Its totient is φ = 13147812.

The previous prime is 39443419. The next prime is 39443461. The reversal of 39443442 is 24434493.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

39443442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3286948 + ... + 3286959.

It is an arithmetic number, because the mean of its divisors is an integer number (9860862).

Almost surely, 2^39443442 is an apocalyptic number.

39443442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

39443442 is a wasteful number, since it uses less digits than its factorization.

39443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6573912.

The product of its digits is 41472, while the sum is 33.

The square root of 39443442 is about 6280.4014202915. The cubic root of 39443442 is about 340.4016073270.

The spelling of 39443442 in words is "thirty-nine million, four hundred forty-three thousand, four hundred forty-two".