38695636 has 48 divisors (see below), whose sum is σ = 81510912. Its totient is φ = 15724800.

The previous prime is 38695619. The next prime is 38695651. The reversal of 38695636 is 63659683.

38695636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 42021 + ... + 42931.

It is an arithmetic number, because the mean of its divisors is an integer number (1698144).

Almost surely, 2^38695636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38695636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40755456).

38695636 is an abundant number, since it is smaller than the sum of its proper divisors (42815276).

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

38695636 is a wasteful number, since it uses less digits than its factorization.

38695636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 998 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 38695636 is about 6220.5816448303. The cubic root of 38695636 is about 338.2366490434.

The spelling of 38695636 in words is "thirty-eight million, six hundred ninety-five thousand, six hundred thirty-six".