38257734 has 16 divisors (see below), whose sum is σ = 77119488. Its totient is φ = 12651912.

The previous prime is 38257733. The next prime is 38257781. The reversal of 38257734 is 43775283.

It is a junction number, because it is equal to n+sod(n) for n = 38257692 and 38257701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38257733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24342 + ... + 25865.

It is an arithmetic number, because the mean of its divisors is an integer number (4819968).

Almost surely, 2^38257734 is an apocalyptic number.

38257734 is an abundant number, since it is smaller than the sum of its proper divisors (38861754).

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

38257734 is a wasteful number, since it uses less digits than its factorization.

38257734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50339.

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

The square root of 38257734 is about 6185.2836636649. The cubic root of 38257734 is about 336.9559123675.

The spelling of 38257734 in words is "thirty-eight million, two hundred fifty-seven thousand, seven hundred thirty-four".