3930078 has 8 divisors (see below), whose sum is σ = 7860168. Its totient is φ = 1310024.

The previous prime is 3930061. The next prime is 3930139. The reversal of 3930078 is 8700393.

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

3930078 is an admirable number.

It is a congruent number.

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, 327501 + ... + 327512.

It is an arithmetic number, because the mean of its divisors is an integer number (982521).

Almost surely, 2^3930078 is an apocalyptic number.

3930078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3930078 is a wasteful number, since it uses less digits than its factorization.

3930078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655018.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3930078 is about 1982.4424329599. The cubic root of 3930078 is about 157.8097105608.

The spelling of 3930078 in words is "three million, nine hundred thirty thousand, seventy-eight".