3935995 has 16 divisors (see below), whose sum is σ = 5453568. Its totient is φ = 2671200.

The previous prime is 3935989. The next prime is 3935999. The reversal of 3935995 is 5995393.

It is not a de Polignac number, because 3935995 - 2²¹ = 1838843 is a prime.

It is a Duffinian number.

3935995 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3935999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3220 + ... + 4270.

It is an arithmetic number, because the mean of its divisors is an integer number (340848).

Almost surely, 2^3935995 is an apocalyptic number.

3935995 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3935995 is a deficient number, since it is larger than the sum of its proper divisors (1517573).

3935995 is a wasteful number, since it uses less digits than its factorization.

3935995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170.

The product of its digits is 164025, while the sum is 43.

The square root of 3935995 is about 1983.9342226999. The cubic root of 3935995 is about 157.8888686026. Note that the first 4 decimals are identical.

The spelling of 3935995 in words is "three million, nine hundred thirty-five thousand, nine hundred ninety-five".