38361394 has 4 divisors (see below), whose sum is σ = 57542094. Its totient is φ = 19180696.

The previous prime is 38361377. The next prime is 38361397. The reversal of 38361394 is 49316383.

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

It can be written as a sum of positive squares in only one way, i.e., 36156169 + 2205225 = 6013^2 + 1485^2 .

It is not an unprimeable number, because it can be changed into a prime (38361397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9590347 + ... + 9590350.

Almost surely, 2^38361394 is an apocalyptic number.

38361394 is a deficient number, since it is larger than the sum of its proper divisors (19180700).

38361394 is a wasteful number, since it uses less digits than its factorization.

38361394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19180699.

The product of its digits is 46656, while the sum is 37.

The square root of 38361394 is about 6193.6575623778. The cubic root of 38361394 is about 337.2599672330.

The spelling of 38361394 in words is "thirty-eight million, three hundred sixty-one thousand, three hundred ninety-four".