38093894 has 4 divisors (see below), whose sum is σ = 57140844. Its totient is φ = 19046946.

The previous prime is 38093893. The next prime is 38093899. The reversal of 38093894 is 49839083.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×38093894² = 2902289520166472, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38093893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9523472 + ... + 9523475.

It is an arithmetic number, because the mean of its divisors is an integer number (14285211).

Almost surely, 2^38093894 is an apocalyptic number.

38093894 is a deficient number, since it is larger than the sum of its proper divisors (19046950).

38093894 is a wasteful number, since it uses less digits than its factorization.

38093894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19046949.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 38093894 is about 6172.0251133643. The cubic root of 38093894 is about 336.4742158377.

The spelling of 38093894 in words is "thirty-eight million, ninety-three thousand, eight hundred ninety-four".