32443942 has 4 divisors (see below), whose sum is σ = 48665916. Its totient is φ = 16221970.

The previous prime is 32443933. The next prime is 32443967. The reversal of 32443942 is 24934423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24934423 = 1993 ⋅12511.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8110984 + ... + 8110987.

It is an arithmetic number, because the mean of its divisors is an integer number (12166479).

Almost surely, 2^32443942 is an apocalyptic number.

32443942 is a deficient number, since it is larger than the sum of its proper divisors (16221974).

32443942 is a wasteful number, since it uses less digits than its factorization.

32443942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221973.

The product of its digits is 20736, while the sum is 31.

The square root of 32443942 is about 5695.9583917020. The cubic root of 32443942 is about 318.9416270782.

The spelling of 32443942 in words is "thirty-two million, four hundred forty-three thousand, nine hundred forty-two".