38726743 has 4 divisors (see below), whose sum is σ = 42247368. Its totient is φ = 35206120.

The previous prime is 38726741. The next prime is 38726747. The reversal of 38726743 is 34762783.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38726743 - 2¹ = 38726741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38726696 and 38726705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38726741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760296 + ... + 1760317.

It is an arithmetic number, because the mean of its divisors is an integer number (10561842).

Almost surely, 2^38726743 is an apocalyptic number.

38726743 is a deficient number, since it is larger than the sum of its proper divisors (3520625).

38726743 is a wasteful number, since it uses less digits than its factorization.

38726743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520624.

The product of its digits is 169344, while the sum is 40.

The square root of 38726743 is about 6223.0814714256. The cubic root of 38726743 is about 338.3272596859.

The spelling of 38726743 in words is "thirty-eight million, seven hundred twenty-six thousand, seven hundred forty-three".