38102742 has 24 divisors (see below), whose sum is σ = 82831944. Its totient is φ = 12658464.

The previous prime is 38102737. The next prime is 38102747. The reversal of 38102742 is 24720183.

38102742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38102737) and next prime (38102747).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38102747) by changing a digit.

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, 2253 + ... + 9015.

It is an arithmetic number, because the mean of its divisors is an integer number (3451331).

Almost surely, 2^38102742 is an apocalyptic number.

38102742 is an abundant number, since it is smaller than the sum of its proper divisors (44729202).

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

38102742 is a wasteful number, since it uses less digits than its factorization.

38102742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084 (or 7081 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 38102742 is about 6172.7418543140. The cubic root of 38102742 is about 336.5002645740.

The spelling of 38102742 in words is "thirty-eight million, one hundred two thousand, seven hundred forty-two".