38136216 has 32 divisors (see below), whose sum is σ = 95538240. Its totient is φ = 12685728.

The previous prime is 38136209. The next prime is 38136251. The reversal of 38136216 is 61263183.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12735 + ... + 15441.

It is an arithmetic number, because the mean of its divisors is an integer number (2985570).

Almost surely, 2^38136216 is an apocalyptic number.

It is an amenable number.

38136216 is an abundant number, since it is smaller than the sum of its proper divisors (57402024).

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

38136216 is a wasteful number, since it uses less digits than its factorization.

38136216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3303 (or 3299 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 38136216 is about 6175.4526959568. The cubic root of 38136216 is about 336.5987764074.

Adding to 38136216 its reverse (61263183), we get a palindrome (99399399).

The spelling of 38136216 in words is "thirty-eight million, one hundred thirty-six thousand, two hundred sixteen".