3934655 has 4 divisors (see below), whose sum is σ = 4721592. Its totient is φ = 3147720.

The previous prime is 3934639. The next prime is 3934669. The reversal of 3934655 is 5564393.

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

It is not a de Polignac number, because 3934655 - 2⁴ = 3934639 is a prime.

It is a Duffinian number.

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 in 3 ways as a sum of consecutive naturals, for example, 393461 + ... + 393470.

It is an arithmetic number, because the mean of its divisors is an integer number (1180398).

Almost surely, 2^3934655 is an apocalyptic number.

3934655 is a deficient number, since it is larger than the sum of its proper divisors (786937).

3934655 is an equidigital number, since it uses as much as digits as its factorization.

3934655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786936.

The product of its digits is 48600, while the sum is 35.

The square root of 3934655 is about 1983.5964811423. The cubic root of 3934655 is about 157.8709489407.

The spelling of 3934655 in words is "three million, nine hundred thirty-four thousand, six hundred fifty-five".