3934078 has 4 divisors (see below), whose sum is σ = 5901120. Its totient is φ = 1967038.

The previous prime is 3934057. The next prime is 3934087. The reversal of 3934078 is 8704393.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8704393 = 709 ⋅12277.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 983518 + ... + 983521.

It is an arithmetic number, because the mean of its divisors is an integer number (1475280).

Almost surely, 2^3934078 is an apocalyptic number.

3934078 is a deficient number, since it is larger than the sum of its proper divisors (1967042).

3934078 is a wasteful number, since it uses less digits than its factorization.

3934078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967041.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 3934078 is about 1983.4510329222. The cubic root of 3934078 is about 157.8632315347.

The spelling of 3934078 in words is "three million, nine hundred thirty-four thousand, seventy-eight".