42382438 has 32 divisors (see below), whose sum is σ = 76059648. Its totient is φ = 17332800.

The previous prime is 42382421. The next prime is 42382441. The reversal of 42382438 is 83428324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26193 + ... + 27763.

It is an arithmetic number, because the mean of its divisors is an integer number (2376864).

Almost surely, 2^42382438 is an apocalyptic number.

42382438 is a deficient number, since it is larger than the sum of its proper divisors (33677210).

42382438 is a wasteful number, since it uses less digits than its factorization.

42382438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668.

The product of its digits is 36864, while the sum is 34.

The square root of 42382438 is about 6510.1795674159. The cubic root of 42382438 is about 348.6545296070.

The spelling of 42382438 in words is "forty-two million, three hundred eighty-two thousand, four hundred thirty-eight".