38987606 has 16 divisors (see below), whose sum is σ = 67683840. Its totient is φ = 16497000.

The previous prime is 38987587. The next prime is 38987617. The reversal of 38987606 is 60678983.

It is a super-2 number, since 2×38987606² = 3040066843222472, which contains 22 as substring.

It is a Curzon number.

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, 16520 + ... + 18731.

It is an arithmetic number, because the mean of its divisors is an integer number (4230240).

Almost surely, 2^38987606 is an apocalyptic number.

38987606 is a deficient number, since it is larger than the sum of its proper divisors (28696234).

38987606 is a wasteful number, since it uses less digits than its factorization.

38987606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35339.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 38987606 is about 6244.0056053786. The cubic root of 38987606 is about 339.0852168418.

It can be divided in two parts, 38987 and 606, that added together give a palindrome (39593).

The spelling of 38987606 in words is "thirty-eight million, nine hundred eighty-seven thousand, six hundred six".