38987194 has 8 divisors (see below), whose sum is σ = 60497460. Its totient is φ = 18821376.

The previous prime is 38987189. The next prime is 38987209. The reversal of 38987194 is 49178983.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38900169 + 87025 = 6237^2 + 295^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336039 + ... + 336154.

Almost surely, 2^38987194 is an apocalyptic number.

38987194 is a deficient number, since it is larger than the sum of its proper divisors (21510266).

38987194 is a wasteful number, since it uses less digits than its factorization.

38987194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672224.

The product of its digits is 435456, while the sum is 49.

The square root of 38987194 is about 6243.9726136491. The cubic root of 38987194 is about 339.0840224143.

The spelling of 38987194 in words is "thirty-eight million, nine hundred eighty-seven thousand, one hundred ninety-four".