38255442 has 16 divisors (see below), whose sum is σ = 77300832. Its totient is φ = 12620160.

The previous prime is 38255429. The next prime is 38255449. The reversal of 38255442 is 24455283.

It is not an unprimeable number, because it can be changed into a prime (38255449) 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, 32284 + ... + 33447.

It is an arithmetic number, because the mean of its divisors is an integer number (4831302).

Almost surely, 2^38255442 is an apocalyptic number.

38255442 is an abundant number, since it is smaller than the sum of its proper divisors (39045390).

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

38255442 is a wasteful number, since it uses less digits than its factorization.

38255442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65833.

The product of its digits is 38400, while the sum is 33.

The square root of 38255442 is about 6185.0983824027. The cubic root of 38255442 is about 336.9491832847.

The spelling of 38255442 in words is "thirty-eight million, two hundred fifty-five thousand, four hundred forty-two".