38020136 has 96 divisors (see below), whose sum is σ = 92951040. Its totient is φ = 14256000.

The previous prime is 38020111. The next prime is 38020153. The reversal of 38020136 is 63102083.

38020136 = T₉₅₅ + T₉₅₆ + ... + T₁₀₃₁.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209966 + ... + 210146.

It is an arithmetic number, because the mean of its divisors is an integer number (968240).

Almost surely, 2^38020136 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 38020136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46475520).

38020136 is an abundant number, since it is smaller than the sum of its proper divisors (54930904).

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

38020136 is a wasteful number, since it uses less digits than its factorization.

38020136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 38020136 is about 6166.0470319322. The cubic root of 38020136 is about 336.2569132965.

The spelling of 38020136 in words is "thirty-eight million, twenty thousand, one hundred thirty-six".