3955400 has 24 divisors (see below), whose sum is σ = 9196770. Its totient is φ = 1582080.

The previous prime is 3955387. The next prime is 3955403. The reversal of 3955400 is 45593.

3955400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2869636 + 1085764 = 1694^2 + 1042^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3955400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9689 + ... + 10088.

Almost surely, 2^3955400 is an apocalyptic number.

It is an amenable number.

3955400 is an abundant number, since it is smaller than the sum of its proper divisors (5241370).

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

3955400 is a wasteful number, since it uses less digits than its factorization.

3955400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19793 (or 19784 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 3955400 is about 1988.8187448835. The cubic root of 3955400 is about 158.1479146803.

The spelling of 3955400 in words is "three million, nine hundred fifty-five thousand, four hundred".