38566040 has 16 divisors (see below), whose sum is σ = 86773680. Its totient is φ = 15426400.

The previous prime is 38566037. The next prime is 38566049. The reversal of 38566040 is 4066583.

It is a junction number, because it is equal to n+sod(n) for n = 38565988 and 38566006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38566049) 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 3 ways as a sum of consecutive naturals, for example, 482036 + ... + 482115.

It is an arithmetic number, because the mean of its divisors is an integer number (5423355).

Almost surely, 2^38566040 is an apocalyptic number.

It is an amenable number.

38566040 is an abundant number, since it is smaller than the sum of its proper divisors (48207640).

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

38566040 is a wasteful number, since it uses less digits than its factorization.

38566040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964162 (or 964158 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 38566040 is about 6210.1561977135. The cubic root of 38566040 is about 337.8586293003.

The spelling of 38566040 in words is "thirty-eight million, five hundred sixty-six thousand, forty".