3930895 has 4 divisors (see below), whose sum is σ = 4717080. Its totient is φ = 3144712.

The previous prime is 3930887. The next prime is 3930919. The reversal of 3930895 is 5980393.

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

It is a cyclic number.

It is not a de Polignac number, because 3930895 - 2³ = 3930887 is a prime.

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, 393085 + ... + 393094.

It is an arithmetic number, because the mean of its divisors is an integer number (1179270).

Almost surely, 2^3930895 is an apocalyptic number.

3930895 is a deficient number, since it is larger than the sum of its proper divisors (786185).

3930895 is an equidigital number, since it uses as much as digits as its factorization.

3930895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786184.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 3930895 is about 1982.6484811988. The cubic root of 3930895 is about 157.8206451699.

The spelling of 3930895 in words is "three million, nine hundred thirty thousand, eight hundred ninety-five".