38850566 has 4 divisors (see below), whose sum is σ = 58275852. Its totient is φ = 19425282.

The previous prime is 38850563. The next prime is 38850583. The reversal of 38850566 is 66505883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66505883 = 2141 ⋅31063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38850563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9712640 + ... + 9712643.

It is an arithmetic number, because the mean of its divisors is an integer number (14568963).

Almost surely, 2^38850566 is an apocalyptic number.

38850566 is a deficient number, since it is larger than the sum of its proper divisors (19425286).

38850566 is a wasteful number, since it uses less digits than its factorization.

38850566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19425285.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 38850566 is about 6233.0222204000. The cubic root of 38850566 is about 338.6874597580.

The spelling of 38850566 in words is "thirty-eight million, eight hundred fifty thousand, five hundred sixty-six".