3893379394 has 4 divisors (see below), whose sum is σ = 5840069094. Its totient is φ = 1946689696.

The previous prime is 3893379367. The next prime is 3893379403. The reversal of 3893379394 is 4939733983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4939733983 = 131 ⋅37707893.

It can be written as a sum of positive squares in only one way, i.e., 3125369025 + 768010369 = 55905^2 + 27713^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 973344847 + ... + 973344850.

Almost surely, 2^3893379394 is an apocalyptic number.

3893379394 is a deficient number, since it is larger than the sum of its proper divisors (1946689700).

3893379394 is a wasteful number, since it uses less digits than its factorization.

3893379394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946689699.

The product of its digits is 13226976, while the sum is 58.

The square root of 3893379394 is about 62396.9501979063. The cubic root of 3893379394 is about 1573.1697081086.

The spelling of 3893379394 in words is "three billion, eight hundred ninety-three million, three hundred seventy-nine thousand, three hundred ninety-four".