3955434 has 32 divisors (see below), whose sum is σ = 9265536. Its totient is φ = 1102080.

The previous prime is 3955433. The next prime is 3955447. The reversal of 3955434 is 4345593.

It is a junction number, because it is equal to n+sod(n) for n = 3955395 and 3955404.

It is not an unprimeable number, because it can be changed into a prime (3955433) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 574 + ... + 2870.

It is an arithmetic number, because the mean of its divisors is an integer number (289548).

Almost surely, 2^3955434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3955434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4632768).

3955434 is an abundant number, since it is smaller than the sum of its proper divisors (5310102).

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

3955434 is a wasteful number, since it uses less digits than its factorization.

3955434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350.

The product of its digits is 32400, while the sum is 33.

The square root of 3955434 is about 1988.8272926526. The cubic root of 3955434 is about 158.1483678172.

The spelling of 3955434 in words is "three million, nine hundred fifty-five thousand, four hundred thirty-four".