38726040 has 64 divisors (see below), whose sum is σ = 118389600. Its totient is φ = 10130432.

The previous prime is 38725969. The next prime is 38726041. The reversal of 38726040 is 4062783.

38726040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 38725989 and 38726007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38726041) 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 15 ways as a sum of consecutive naturals, for example, 3316 + ... + 9404.

Almost surely, 2^38726040 is an apocalyptic number.

38726040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38726040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59194800).

38726040 is an abundant number, since it is smaller than the sum of its proper divisors (79663560).

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

38726040 is a wasteful number, since it uses less digits than its factorization.

38726040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156 (or 6152 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 38726040 is about 6223.0249878978. The cubic root of 38726040 is about 338.3252124744.

The spelling of 38726040 in words is "thirty-eight million, seven hundred twenty-six thousand, forty".