38962394 has 4 divisors (see below), whose sum is σ = 58443594. Its totient is φ = 19481196.

The previous prime is 38962373. The next prime is 38962397. The reversal of 38962394 is 49326983.

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., 34656769 + 4305625 = 5887^2 + 2075^2 .

It is a super-2 number, since 2×38962394² = 3036136292422472, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38962397) 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, 9740597 + ... + 9740600.

Almost surely, 2^38962394 is an apocalyptic number.

38962394 is a deficient number, since it is larger than the sum of its proper divisors (19481200).

38962394 is a wasteful number, since it uses less digits than its factorization.

38962394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19481199.

The product of its digits is 279936, while the sum is 44.

The square root of 38962394 is about 6241.9863825548. The cubic root of 38962394 is about 339.0121093356.

The spelling of 38962394 in words is "thirty-eight million, nine hundred sixty-two thousand, three hundred ninety-four".