38357742 has 16 divisors (see below), whose sum is σ = 76798800. Its totient is φ = 12772032.

The previous prime is 38357741. The next prime is 38357773. The reversal of 38357742 is 24775383.

38357742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 38357742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38357741) 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 7 ways as a sum of consecutive naturals, for example, 3634 + ... + 9482.

It is an arithmetic number, because the mean of its divisors is an integer number (4799925).

Almost surely, 2^38357742 is an apocalyptic number.

38357742 is an abundant number, since it is smaller than the sum of its proper divisors (38441058).

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

38357742 is a wasteful number, since it uses less digits than its factorization.

38357742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6947.

The product of its digits is 141120, while the sum is 39.

The square root of 38357742 is about 6193.3627376410. The cubic root of 38357742 is about 337.2492645242.

The spelling of 38357742 in words is "thirty-eight million, three hundred fifty-seven thousand, seven hundred forty-two".