3963465 has 64 divisors (see below), whose sum is σ = 8190720. Its totient is φ = 1797120.

The previous prime is 3963409. The next prime is 3963467. The reversal of 3963465 is 5643693.

It is not a de Polignac number, because 3963465 - 2⁸ = 3963209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3963467) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25167 + ... + 25323.

It is an arithmetic number, because the mean of its divisors is an integer number (127980).

Almost surely, 2^3963465 is an apocalyptic number.

It is an amenable number.

3963465 is an abundant number, since it is smaller than the sum of its proper divisors (4227255).

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

3963465 is a wasteful number, since it uses less digits than its factorization.

3963465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 193 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3963465 is about 1990.8452978572. The cubic root of 3963465 is about 158.2553287665.

It can be divided in two parts, 39 and 63465, that added together give a square (63504 = 252²).

The spelling of 3963465 in words is "three million, nine hundred sixty-three thousand, four hundred sixty-five".